Chika is a niece who has a good figure and admires Maki as the "adult woman" she admires. When she asks how she can become Maki, Maki suddenly kisses Chika. "Doing something like this brings out the charm of adults too," Maki caresses Chika's body. Chika becomes addicted to Maki's technique. The two hugged each other vigorously in search of even more pleasure.