Tonton Streaming Crushology 101 (2025) S1E9 - Episode 9

Hee-jin and Jae-yeol make it official, while Ji-won quietly steps back. But when Hee-jin’s furious ex shows up and attacks her, Ji-won rushes to her rescue. As the police intervene, tensions rise — and Jae-yeol struggles with the fact that he wasn’t there.