As he was about to graduate after three fulfilling years at his boarding school, he couldn't help but feel grateful for the support of his beloved stepmother Airi, who had been like a role model to him throughout his student life. However, just when he thought everything was going according to plan, he received news that he wouldn't be able to attend the graduation ceremony. On the day of the event, he eagerly awaited her arrival, only to find out that the woman waving cheerfully from across the street was none other than Airi herself! Overwhelmed by joy, she invited him for a special celebration tonight, adding with a warm smile... "Let's make this a night to remember." Note: Content may vary depending on distribution method.