Keeping their true agendas hidden, Cat and Vincent follow a strange beast. Heather tells Cat about their father while Tess wants to know the real reason Gabe is helping Cat.
J.T., Tess and Gabe get together to help Cat after Vincent kidnaps her when she digs too deep to find information about his mission.
Gabe has recovered from his ordeal, but Catherine's obsession with finding Vincent has Tess and JT worried. After three months they finds Vincent only to discover Muirfield has wiped his memory. Catherine hasn't contacted Heather is quite a while which leaves Heather thinking she's the only one with the secret of Cat's paternity.moreless
Dr. Tom gives Erica the chance to relive her day without being bound by rules or restrictions. Best of all, it won't change anything; no one but her will remember what she says or does. Kai joins Erica on her do-over day, but they soon realize that there is a reason that actions have consequences.moreless
When Judith is not happy with Erica's babysitting, Erica is sent back to Frosh week to improve her parenting skills.
The SRU team must stop a crazed man who has planted complicated bombs throughout the city.
After Katie gets a book deal with River Rock Publishing with a story inspired by Erica's life, Erica is sent back to understand the source of her and Katie's "friendship".