The Hideout Bar & Grill is once again open for business! Rusty the bartender is serving up specials for his super heroic clientele of regulars, including Guardian, Night Ranger, Scout, Psiren, and the other super heroes of First City. But, the happy hour is shaken when a new dilemma stirs up trouble, and the heroes begin to drop like flies. Is there a new threat slipping mickeys around the Hideout? Or, has an old foe returned for another round to declare "last call for Hero Happy Hour?