Hikari moved to Tokyo for work and
continued her pure long-distance relationship with her boyfriend from her school days
and started her new life as a member of society still ignorant of sex.
Unaccustomed to men, Hikari is skillfully seduced by her senior, Oki,
and although she is confused, she is taught the pleasures of sex.
Drenched in pleasure, Hikari gradually grows into a voluptuous woman
Using her young body to take advantage of men's desires
she transforms into a woman who takes the lead.