The Red Envelope (2025) on Netflix

Plot summary

A mysterious red envelope pulls Menn, a thief who passes information to the police, into a marriage he never agreed to. The envelope carries an ancient ritual, and a man who refuses to marry the corpse is doomed for the rest of his life. The corpse is Titi, a gay man, and Menn, who is straight, must help his ghost husband learn the truth about the accident that killed him, so Titi can rest in peace and leave him alone. The clues point to an illegal drug case that Goi, an older policewoman Menn has a crush on, is working. Menn expects that solving the case will help both his career and his love life.