Following some convincing, Pierre reluctantly moves in with his mother and her new family. To his surprise, he realizes that the "boy" from a year ago is actually his stepbrother, who has unfortunately turned into a complete jerk. This individual not only exhibits arrogant behavior but also欺凌他人, making Pierre's life miserable at school while maintaining a seemingly perfect image at home. Frustrated by his contradictory actions, Pierre decides to distance himself and pretend he doesn't notice. However, he uncovers a hidden affection from Poseidon towards him. Now, Pierre is faced with a tough choice: should he reveal his own feelings and reciprocate, or continue ignoring this unexpected connection?