School Days (visual novel)

In the school the three people met. Their relation had been changed in the season, and turned into three love stories. Makoto has been admiring a girl he has seen on the train. That girl is Kotonoha Katsura, and he even managed to take a photo of her with his cell phone. Due to new seating in his class, he ends up next to Sekai Saionji, a nosy, but sweet and sincere girl. As she snoops for his cell phone while talking to him, she discovers his crush and vows to help him until Kotonoha agrees to ...