Ah-Chang and Ah-Ci are two brothers raised by their grandma. As they entered adolescence, they would engage in some mischievous sexual games when their grandma was not at home, but it was nothing more than handjobs and orals since they’re both top. During the first Dragon Boat Festival holiday after entering college, Ah-Ci invited the Japanese exchange student Ah-Gui to their home to experience customs such as making rice dumplings. Unexpectedly, Ah-Gui caught the brothers giving each other head! What’s even more surprising is that Ah-Gui had actually been lusting after Ah-Ci’s infamous big cock for a long time. The three of them then, under the guise of cultural exchange, exchanged bodily fluid and a hella hot time…