A once-celebrated kid detective, now 31, continues to solve the same trivial mysteries between hangovers and bouts of self-pity. Until a naive client brings him his first 'adult' case, to find out who brutally murdered her boyfriend.
Casey is attacked at random on the street and enlists in a local dojo led by a charismatic and mysterious Sensei in an effort to learn how to defend himself. What he uncovers is a sinister world of fraternity, violence and hypermasculinity and a woman fighting for her place in it.
A young runaway girl hides out in the barn of a retired horse trainer and forms a bond with his troubled filly.