In a world where large breasts are crucial, Chifusa Manyu, heir of the Manyu family, flees with their secret enlargement techniques. Attacked by her sister Kagefusa, Chifusa discovers her ability to transfer breast size and embarks on a journey with comrade Kaede.
Oh? Your tits are every bit as good 
as the rumors say!
Suas tetas são tão boas
quanto dizem os boatos!
Что ж, слухи не врали.
Твои сиськи и впрямь хороши.