We had a close brother and sister spin a roulette wheel once an hour and try to complete extreme erotic missions that they had to complete within the time limit! If they successfully complete 24 hours, they will receive a prize of 1 million yen! The completion rate is the lowest in Deep's history due to the extreme difficulty! Unpredictable developments such as ejaculating multiple times in one sex session without thinking about the consequences, or suddenly having creampie sex from the first time, are thrilling and exciting! What will come out? What will come out?