Danny gets caught sneaking out the office supply of painkillers for his troublemaker childhood friend Stevie who has instant chemistry with Mindy. Meanwhile, Mindy is in for a shock when Heather, Josh's ex-girlfriend who ruined Mindy's Christmas party, shows up at her doorstep to ask for her blessing to move into her apartment building. Mindy says yes, but immediately begins to plot ways to ruin Heather's rental application.