Joesonghajiman Abeonimi Chwihyangimnida!

Ga-Ram, a reclusive and introverted otaku, starts the beautiful girl dating simulation "Knock, Knock, Knock Real Love" on the recommendation of his friend Seo-Ah. Among countless beautiful girls, the person who captured Ga-Ram's heart is none other than the charming and dependable father of "Kwon Ye