The Warmth of an Old House (1984)

Care home resident, the blunt Mr. Tao secretly admires fellow resident, the elegant Ms. Pai. He finally plucks up the courage to write her a love letter, but it gets mischievously posted on the home’s bulletin board. Two other residents: Mr. Peng and Mr. Wang call each other “son” as a pet name. Mr. Peng misses his grandson whom he dares not see, while Mr. Wang frets over his terminal illness.