Jessica came to Salem in 1980 to apply for a student nursing position at the hospital. She soon met and began to date Joshua Fallon. In 1981 Alex Marshall legally adopted Jessica, but she was still unaware he was her natural father. Alex eventually told Jessica he was her father, and she accepted him, but hated Marie for keeping the truth from her and her father. Jessica eventually ran away to join a convent, but was turned away after Marie had a talk with the mother superior. When Jessica returned to Salem she began to suffer from multiple personality syndrome, and became Angelique and Angel. As Angel she met Jake Kosnitchek and began to see him, as Angelique she terrorized Marie Horton. Angel and Jake ran off to Vegas to elope, but Jessica came to and called Alex. Marie and Alex rushed to Vegas and stopped the wedding just in the nick of time. Jessica fell apart and was hospitalized. In 1982 after recovering from her mental problems Jessica broke off her relationship with Jake and became engaged to Joshua Fallon. Joshua and Jessica married, and eventually left Salem.