Ryota was left alone on his parents' trip. Ryota was completely lost, but his encounter with his mother's best friend, Yuki, who takes care of him instead of his mother, changes the situation completely. I can't stop my heart beating at the beauty that everyone turns around. Ryota, who fell in love in an instant, steals his underwear with his runaway emotions. Instead of getting angry with such Ryota, Yuki gently approached him, saying, "Are you satisfied with just your underwear?"