The show welcomed five Olympic medalist swimmers and had some chat with them. After that, the first challenge of choosing cards in a swimming pool started. Ryusei and Kishi played against Abareru-kun and Hamaguchi Masaru. The guests won the challenge. Ryusei and Kishi later had a cooking battle against Ogura Yuko with ingredients from Takei So's fridge. Ogura won the challenge with her dish. Lastly, Kazama and Ryusei had a giant balloon pumping challenge with Tsuchiya Tao and Nishino Nanase. The Damashii Team representative also lost in this game. (Source: MyDramaList)