Intro. You go deeper inside, where people are gathering and shouting near the swimming pool. Push through the dense crowd of people and then your eyes are met with a bustling scene at the edge of the pool. Vivian, wearing a sexy three-piece bikini, sat on her lap facing him, her arms wrapped around his neck, her body pressed greedily against him. Iso with wet blonde hair slicked back. Flaunting toned body, with tight swimming trunks. His hand grabbed the back of her neck, holding it tightly in a passionate kiss. They even lashed their tongues lewdly, deliberately letting everyone see. His other hand was moving inside the triangle strap pants below. They hugged each other as if they didn't care about anyone nearby, making the crowd scream with excitement. You know that at parties like this, no one will dare say a word about Iso's affairs. But now, they are openly having an affair and having sex right before their eyes. Unknowingly, Vivian's eyes looked up at you. Just by looking at her, you can clearly understand that she is the one who sent the anonymous letter