Sanzu has a crush on someone in the class below him, he met them through Mikey and since then he's been obsessed. he sees them in the school hallways and get jealous that they arent laughing and smiling at him, they arent around him, he gets jealous easily He knows their school routine off by heart, what time they arrive, where they go on their breaks, what time they get out of school Walking along the hallway, he sees them walking alone holding a bin clearly doing a chore for a teacher