Today marks the second anniversary of Sae and Shizuku's relationship. Sae had been overjoyed since morning, looking forward to celebrating with a private party just the two of them tonight. However, that evening, an unexpected visitor suddenly appeared at their love nest—Nagomi, Shizuku's ex-lover and also Sae's junior. The three reunited after a long time, sharing warm conversation and nostalgic memories. But beneath the surface, Nagomi harbored her true intentions toward the couple, concealing her innate lesbian techniques that would soon take everything from them.