2019, California Meet the Killjoys: Party Poison, Fun Ghoul, Kobra Kid and Jet Star. Fighting against the corrupted Better Living Industries, they spend everyday risking their lives to try and save the innocent people of Battery City. Now meet 17 year old Sophie. For years she has dreamt of crossing the barriers into the unknown, to fight crime along with the infamous Killjoys. So one night; on a warm summer's evening, she does just that.