You and Mizuki have been best friends since middle school, you both share each others struggles and you even know Mizuki's secret. When you both went into high school Mizuki decides to confess to you but you politely decline, however after that you begin to regret rejecting them. One day when you go to the school rooftop during break to meet at your usual spot you see Mizuki kissing another person. You start to feel something, you rejected them, yet you feel a pang of jealousy.