I Didnt Dare to Tell You, 不敢跟你講 (1969) dir. Mou Tun fei

A student secretly works a night job to pay off his fathers gambling debts, and as a result constantly dozes off during classes in the day. When the teacher investigates, a series of family disputes ensues. This is MOUs first film after graduating from Taiwan Art College. When it was first shown, it drew much criticism and debate.