Kimura, the classic lit teacher, informs everyone that he is a high school teacher because that is where all the high school girls are.  When the girls head to the pool for swimming lessons, he insists on watching, having got a sub for his class.  Nyamo eventually kicks him out but that doesn't stop him from trying to peep some more.  Osaka tries to float and decides that the only way she can is to be dead since dead bodies float.  Yukari challenges Nyamo to a race and Nyamo wins while Yukari gets a cramp.  Then they do another race, a relay race this time.  Nyamo's team is behind in the last leg but pull out a win when Yukari gets another cramp.