Chapter 167 of director Takuto Watanabe's popular series follows Rei, an insurance saleswoman who gets a swimming lesson from a valued client. After visiting his home and completing a new contract, they strike up a conversation and he agrees to coach her. Rei is hopeless at sports and cannot swim at all. Knowing nothing about proper training, she follows his every instruction, sticking out and swiveling her crotch during the stretches before finally entering the pool, but then...