A well-intentioned Amy and Glenn get caught up in the Valentine's Day spirit, quickly learning what happens when you try and force love. Meanwhile, Jonah goes undercover to try and catch a serial shoplifter and ends up getting closer to her than Dina would like; Mateo begins to unravel as Sandra's relationship with Jeff.

When Amy sees Mateo out on a secret date with Jeff, she ignores Garrett's advice to stay out of it, and ends up throwing multiple relationships - both real and imagined - into chaos. Meanwhile, Glenn resents Jonah for outshining him during Cloud 9's Wellness Fair, and Dina tries to prove that Amy faked an illness.