Netflix has finally released the much-awaited Part 2 of Had I Not Seen the Sun, its latest and gripping psychological Taiwanese drama series about Li Jen-yao, a serial killer and death row inmate who finally agreed to a last interview after he met one of their junior staff, Chou Pin-yu.Had I Not Seen the Sun Part 1 concluded in 2014, when Jen-yao met a blind woman named Tein-cheng. Elsewhere, Pin-yu was being haunted by strange dreams and memories about Hsiao-tung, Jen-yao's college sweetheart. As Pin-yu learns the truth about her harrowing past and connection with Jen-yao, he is forced to face the consequences of his actions.Here is the complete ending explained for Had I Not Seen the Sun Part 2.Had I Not Seen the Sun Part 2 ending explained: Jen-yao grows close to Tien-ching View this post on Instagram Instagram PostHad I Not Seen the Sun Part 2 begins in 2014, when Jen-yao crossed paths with a blind woman named Tien-ching. While he knows the woman is not Hsiao-tung, he cannot help but think about the same butterfly tattoo on their wrists. He shows interest in Tien-ching and begins monitoring her from afar, looking at her while she works as a radio DJ. The two even start talking when Jen-yao helps her cross the road once. The two start sharing dinners and Jen-yao gradually learns more about Tien-cheng's tattoo.He asks Big K to investigate Tien-cheng but his search confirms that the blind woman and Hsiao-tung are different women and he stops talking to her. While Tien-cheng makes multiple efforts to meet with Jen-yao, he doesn't respond to her, except one day, when he discovers that Tien-cheng's driver and cook are actually Hsiao-tung's parents.Had I Not Seen the Sun Part 2 ending explained: Jen-yao learns the truth about Tien-cheng View this post on Instagram Instagram PostWhile Jen-yao had believed that Tien-cheng was Hsiao-chung, the discovery of her parents shocks him, and he approaches them to learn the truth about the woman he loves. Hsiao-tung's parents finally reveal the shocking truth and what happened to the family after they moved to a different location. Jen-yao learns that Hsiao-tung was mentally disturbed after her rape and was constantly harassed online. Had I Not Seen the Sun Part 2 revealed that Hsiao-tung discovered disturbing messages about her online, which forced her to snap and she broke the mirror in her room and scarred her face. The incident not only permanently damaged Hsiao-tung's face but also led her to forget her traumatic memories and past as Hsiao-tung. Additionally, the scars had also left her blind.When the parents realized this, they thought it was for the better and helped their daughter adopt a new identity as a woman named Tien-cheng who aspires to become a radio DJ. While Hsiao-tung did not remember her parents, they became her driver and cook to keep an eye on her. Now, Hsiao-tung was a completely different woman, with a new face and memories. Once Jen-yao learns this, he returns to Tien-cheng and apologizes for breaking up with her, and the two become a couple.Had I Not Seen the Sun Part 2 ending explained: Tien-cheng learns about his past and Jen-yao exacts revenge View this post on Instagram Instagram PostOnce Tien-cheng spends time with Jen-yao in Had I Not Seen the Sun Part 2, she starts having nightmares about her life as Hsiao-tung. She wakes up one day and realizes that her vision has returned. Her dissociative memory disorder gets worse when one of her rapists approaches her for forgiveness and she cuts him with a glass bottle.Meanwhile, Jen-yao comes across one of the gang members who harassed Hsiao-tung on the road and he murders him in a fit of rage. As Tien-cheng gets more flashes of her memory as Hsiao-tung, she blames Jen-yao for her suffering until one day, she begins strangling him. However, Jen-yao calms her down and she is hospitalized after she reopens her old scars.While hospitalized, Tien-cheng's memories about her past come flooding back, and she asks Jen-yao why she cannot move on. This drives Jen-yao to exact revenge on Hsiao-tung's rapists one by one. This was the turning point in Had I Not Seen the Sun Part 2, as Jen-yao hunts each member and brutally kills them. When he finally goes to visit his mother for one last time, he sees his father harassing his mother and he strangles him to death with an electric wire before confessing all of his crimes to the police.Had I Not Seen the Sun Part 2 ending explained: The truth about Pin-yu's real identity is revealedWhile Jen-yao is arrested, Tien-cheng adopts a new identity to cope with her traumas once more. This time, she becomes Choi Pin-yu and takes a job with the documentary crew. Had I Not Seen the Sun Part 2 finally reveals that Jen-yao agreed to the interview only because Hsiao-tung was standing in front of him. The story finally returns to the present timeline when Pin-yu comes across one of her colleagues from the radio station and learns the truth about her real identity and her dissociative identity disorder.The couple finally reunites in real time after Hsiao-tung remembers what Jen-yao did for her. However, their days are numbered, as Jen-yao is soon to be executed for his crimes. Hsiao-tung sends a Christmas present to Jen-yao but he is executed with a gunshot before he gets to open her present one last time. As Hsiao-tung learns the truth about Jen-yao's death, she is overcome by grief and imagines that her beloved is comforting her. However, she does not spiral this time but lives her life as she had promised to Jen-yao. She also takes Jen-yao's ashes down to the beach and the couple finally takes their much-awaited trip.Had I Not Seen the Sun Part 2 concludes with a heartbreaking epilogue, where Hsiao-tung reads Jen-yao's letter (which he wrote when she first visited him as Pin-yu). She imagines that she is finally reunited with Jen-yao and the show concludes with this tragic alternative fate for the couple.Had I Not Seen the Sun Part 2 is now streaming on Netflix.For the latest scoops on your favorite TV shows and movies, follow SoapCentral.