Chiba Yuuka, a straight girl with large breasts, who was sexually harassed by a female osteopath, was humiliated and treated with obscene methods. Her lesbian feelings were then developed. (BBAN-614)

[Yuka Chiba's Lesbian Unveiling] Yuka, the softball team's ace, is in a slump after accidentally spraining her ankle just before an important game. Her mother suggests she try osteopathic treatment, and she decides to go for it, hoping for the best. Initially, she feels safe because the therapist is female, but the overly bold and lewd treatment methods cause her sensitive, adolescent body to react strongly. This gentle, innocent girl, unable to refuse and completely defenseless, repeatedly reaches climax under the overly erotic stimulation of the lewd osteopathic therapist, ultimately becoming a lesbian's sex slave...