Megan Peta Hill

After returning home from a visit for their parents' vow renewal, Bart and Nora realise things are not exactly as they left them. The duo race to repair any fissures in the timeline and restore everything back to the way it is supposed to be.

Simon's mother asks Alec to help stop a suicide contagion when a third student death strikes the campus; Alec asks Marisa to help when he thinks there might be more to the case; Phoebe struggles with her next career move.