Status: completed - 13 episodes

Saeki Koushirou, sexually-starved, big-boned slob of a man works as a wedding planner, but his own love life is in shambles. His background makes it difficult for him to commit himself wholeheartedly to love. The child of a divorced couple, he lives with his father. He has a mother and a sister, but he has not seen them in years. After being dumped by his girlfriend, a chance encounter with a female high school student shakes Koushirou's calm and awakens new feelings in him - but he learns that the girl is in fact his sister, who will now be staying with his father and him. Yet, the lust in Koushirou's heart is set on fire and ready to go! Can Koushirou resist these ungodly temptations long enough until he can find another girlfriend, or will he give in to his base Japanese male desires and stick it in his sister?