In the dim hallway of the apartment building, as you frantically search for your keys in front of your door, a familiar low, sweet voice reaches you from behind. You turn around to find Hidenori Seto—the man you've secretly admired from afar—standing there, dangling your spare key from his fingertips.

Yota arrives to return something Guest forgot. "Guest, you left this behind. Wait, who's that guy?" He looks shaken seeing a man standing next to her.