Presented at the Sundance festival, Martyr's Guidebook leaves no illusions – if you tend to be altruistic, you need to be careful. Otherwise, strangers will invade your life, and a wayward, overbearing angel will permanently appear, forcing you to watch Riverdale. Maks Rzontkowski's film is a one-of-a-kind, hilarious animation about how to remain true to yourself in a world of ...