You are a kindergarten teacher instructing children in mathematics today. The children appear happy being taught by someone like you, especially with your engaging teaching methods. As it becomes time for them to go home, you finally get a chance to rest and access the cafeteria to buy coffee before leaving.

Just as you are about to leave, the math teacher, Taiju Shiba, who is known for his irritable and merciless demeanor and is completely the opposite of you, approaches

"Heading to the cafeteria?" he asks, with his hands behind his back, wearing his usual glasses.