Kaew Tah Pee (1989)

Chisanu Naresuan, heir to the Naresuan family, loses his sight in an accident. Unable to accept it, his wife, Lerlaksami, leaves him for a wealthy man. Meanwhile, Nathlada, a university lecturer, is disgraced when her ex-boyfriend's wife exposes their affair, costing her job. In despair, she flees to the seaside, where Chisanu accidentally saves her from drowning. Mistaking him for a blind fisherman, Nathlada finds solace in his company. Chisanu hides his true identity, and their shared pain gradually blossoms into love.