(Katekyo Hitman Reborn) Rules of Love

When a female Sheldon meets the head of the Vongola family. What is Tsunayoshi Sawada to you? The heroine answers: He's my friend. He's a guy, but he's not my boyfriend. Tsunayoshi Sawada rubs his face and shouts, "Why is it always so painful for me to chase girls in parallel worlds?" This story and "The Possibility of a Money-First Person Falling in Love (Katekyo Hitman Reborn!)" are part of the same series: the painful history of the male lead chasing girls in Katekyo Hitman Reborn! A friendly reminder: This story updates twice a week!