The Woman Who Swallowed the Sun

Episode 76 (1x76)

:

Sul Hee gains Chairman Min's trust after saving him from being taken to a nursing home. When it's revealed that Chairman Min was only pretending to have dementia, Kyung Chae becomes furious, and the rest of the family is left in shock. Eventually, a drunken Kyung Chae exposes the secret of Se Ri's birth.