Not So Sane Man's Guide to the Multiverse

Brad is a divorced ex-cop internet star who likes to spend his alimony check and ridiculous things, is in psychiatric care and is on the case of a serial killer, just not all at once. Following this lovable loser at three different points in his life, the fabric of time and space begins to unravel as Brad's lives intertwine, or is he just crazy like his shrink says he is?