Middle-Aged Miss Hanada's Defloration

Hanada started her job as an office worker with dreams of finding Mr. Right, but now she's pushing forty and has earned herself a reputation as a cold-hearted, ruthless browbeater. Despite her bitchy attitude, she secretly laments her missed chance at love, but when one of her incompetent subordinates propositions her at a bar, she gives into her desperation and decides hey, why not?