A mother invites the man she works part-time to for dinner. - When he carries his mother, who has fallen asleep after drinking alcohol, to the bunk bed, he gets excited by her defenseless appearance and starts having sex with her at night. - At first, the mother resisted and suppressed her voice out of concern for her daughter, but she gradually became more excited and started shaking her hips in cowgirl position. - Then my daughter, who was sleeping on top of me, woke up to the sound of shaking and panting. - After having sex with her mother, the excited daughter invites a man... - In addition, "My boss's wife and daughter..." is included!