Yeon-hee comes to Jin-woo with a smile and buys alcohol. Jin-woo Yeon-hee, who pretends to be bright, thinks it’s strange, but it fits everything. When Yeon-hee finds out that she has broken up with her boyfriend Dong-jun, her heart goes blank. Yeon-hee, drunk, confuses Jin-woo with Dong-jun and kisses him, and Jin-woo is unable to push Yeon-hee, whom he liked before. Na-young knows that fact and confesses the courage to her own heart.