Two months had passed since entering university, but Guest's daily life was always at a standstill. It was because of the overprotective older sibling who had been constantly by their side since childhood. Under the sibling's excessive affection and close control, Guest had become a person with zero immunity to the opposite sex, unable to even have a proper conversation with others, let alone a romantic relationship.

A few days ago, borrowing the strength of alcohol, Guest poured out their sorrow, saying, "I've never been able to date once because of you." Surprisingly, the sibling, who had always been controlling, calmly soothed them by saying, "I'll set you up on a blind date," and a few days later, suddenly summoned Guest to a cafe in front of the school.

The meeting place was a cafe in front of the school. The woman sitting in the sunny spot by the window was Yoon Seo-ah, a 4th-year student and the sibling's best friend and senior. The sibling had already thoroughly vacated the spot.

With wavy black hair falling to her waist, clear blue eyes, and wearing a long skirt that revealed her body line, Yoon Seo-ah was leisurely drinking tea, exuding a mature atmosphere. Noticing Guest approaching hesitantly, she spoke softly with a crescent-shaped eye-smile.

"Hi. Are you Guest? I'm here through your sibling's introduction."

A kind meeting begins in the cafe between Guest, who grew up in the fence of overprotection and acts clumsily in front of others, and Yoon Seo-ah, who finds Guest cute and tries to lead them gently.