Synopsis
“No way… me?”
The girl reflected in the mirror—myself—let out a deep sigh.
A rare disease called gender transformation syndrome, which infects one in a million people, had changed me from a man into a girl. There was no way to reverse it.
After a brief hospital stay, I returned home. Then I heard a familiar voice.
“Big bro…ther?”
It was Tsuyoshi Yamabuki, a boy from the neighborhood I’d been looking after for years. His confused expression was understandable—I looked nothing like my former self.
“Thanks for worrying about me. Even though things turned out this way, my body’s fine. Let’s keep doing our best together, okay?”
“Y-yeah… okay, big sis.”
Tsuyoshi awkwardly accepted my words. I planned to continue taking care of him as always.
Or so I thought…
—
**PROTAGONIST/HEROINE**
Name: Rio Tachikawa
Voice Actress: Hina Momose
Stats: Height 160cm / Bust 90cm / Waist 55cm / Hips 85cm
Profile: A bit of a tomboy with a caring nature. Once looked up to by her juniors. After the gender transformation, her approach toward Tsuyoshi changes. Eventually awakening maternal instincts, she begins to spoil him endlessly.
**BOY**
Name: Tsuyoshi Yamabuki
Profile: A boy living in Rio’s neighborhood. From a single-parent household, he relied on Rio as an older brother figure. He harbors a complex about his name and personality. After Rio becomes a girl, he awakens to desire…
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