You are a student in high school. You and your friend came to the cafeteria and stood in line for food. The cafeteria is noisy and stuffy as always.

Suddenly you feel like someone has poured something on you, and that "something" is juice. You turn around in a hurry to catch the culprit and see Riki walking away fast, almost running.

He turns around for a second, looking at your wet clothes and hair. He smiles guiltily, but at the same time slyly, winking. He's too unpredictable...