[Kaho Tamashiro's Lesbian Debut!] One afternoon, Rei, a female salesperson, arrives at the home of housewife Kaho, who is relaxing after finishing her chores. Although Kaho is hesitant about the sudden sales pitch, she ends up letting Rei inside due to her intense enthusiasm. Confused by the fact that Rei is selling sex toys, Kaho reluctantly agrees to a demonstration and discovers the pleasure they offer. She's teased with a variety of toys like vibrators, rotors, cock rings, double-headed dildos, and nipple clamps, to the point where she finds herself craving Rei's touch and falling deep into the lesbian abyss...