Husband is on a business trip alone, and Kaede feels lonely both mentally and physically. She tries to distract herself with masturbation but gets caught by her husband's stepson. The stepson has had feelings for Kaede all along, and now he makes advances towards her. Although Kaede tries to resist, her heart and body work against each other, and she ends up succumbing to the pleasure. Gradually seeking that sturdy penis, Kaede repeats her relationship with her son...
