The male protagonist is an e-sports player, a mid laner with the reputation of a male model.
The heroine is a high-quality goddess who counterattacks from a scumbag and becomes a top student. He is her follower, but because the heroine was injured in an accident, she can't remember the past, but the hero told her that it doesn't matter and I will help you remember it. They were inseparable since childhood, then lost contact due to various reasons, and it wasn't until they moved across from the heroine's house that the two began to have contact. But the male protagonist always remembers the female protagonist. He wants to win the championship because it is worthy of him. Finally he got his championship, got it in front of her, and said to her: "Do you remember when I was a kid, I said I must let you marry me?"