thriller as the disconsolate algorithm expert who fatally gave emma his seat convinces markus that his wife's death on the same train as a biker gang trial witness could not have been a coincidence — and then, as an increasingly crazed black comedy. as markus and three misfit geeks wreak murderous vengeance on the supposed of killers while pretending, for the sake of mathilde, to be experimental grief therapists. if that sounds completely nuts, it's because, well, it's completely nuts, veering between action, drama, socio—political satire, and three stooges slapstick comedy not only between scenes, but sometimes right in the middle of a sentence. mikkelsen somehow manages to keep a straight face, which perversely only makes the sense of disorientation worse — or better, depending on your perspective. none of which is to suggest