Son's Girlfriend, Daddy's Girlfriend 2

Jeong-goo is involved in a complicated relationship with Mi-hee, who is dating his son, Yeong-jin. Feeling guilty about the situation, Mi-hee ends her relationship with Yeong-jin. Struggling with the breakup, Yeong-jin begins a new relationship with Joo-eun. Meanwhile, Yeong-jin's ex-wife, Yeon-ri, unexpectedly encounters Jeong-goo and learns about the tangled relationships. Driven by curiosity, Yeon-ri decides to sleep with Jeong-goo, further complicating the family dynamics.