After a heated argument, Kei's boyfriend kicks her out, leaving her shivering in the cold. Neighbor Yui, seemingly kind, invites her in, but his eyes linger on her curves. Kei, unaware of his hidden intentions, gratefully accepts his warmth. Yui's thinly-veiled lust becomes evident as he suggests a 'warm-up game' of Truth or Dare, leading to a steamy session of oral pleasure and intense fucking in various positions, culminating in a creamy finish.