Aoishi Hanae is a plain, inconspicuous office lady who has had no experience in love and no boyfriend. On her 30th birthday, she happens to end up drinking with Tanokura Yuto, a cool university student nine years her junior who is also a part-timer at her company, on the way home from a welcome party for new employees. Hanae gets drunk. When she wakes up the next morning, she finds a naked