"K-Konnichiwa," the moment those words left her lips, Ryota's heart was shaken to its core. Tsubasa, his mother's close friend, had come to visit. She was breathtakingly beautiful—radiating an erotic charm far beyond anything his mother could compare to. The woman of his deepest fantasies had suddenly appeared right before his eyes, leaving him utterly bewildered. She would be spending the night at his house. As a boy in the throes of puberty, an uncontrollable impulse stirred within him, and the real challenge now was how he'd possibly endure the night without giving in.