as Koo Won-bin: Appears as a PE teacher who serves as a gentle "green flag" alternative for Oh Jin.
If the drama is not available in your region, consider using a VPN service. This can help bypass geo-restrictions, but ensure you're complying with the streaming service's terms of use. as Koo Won-bin: Appears as a PE teacher
A finger flick leaves no mark. It’s an invisible wound. For the next three episodes, the victim will touch their forehead in quiet moments—a phantom pain of love lost. That is “the effect.” It’s psychological scarification. as Koo Won-bin: Appears as a PE teacher