UMAD-094: Pokud zhubnete 100 g sexem, dostanete 10 000 jenů! Pokud zhubnete 1 kg, budete vyzváni na 1 milion jenů! Michiru Satsuki

If you lose 100g by SEX, you will receive 10,000 yen! If you lose 1 kg, you will be challenged to 1 million yen! Michiru Satsuki