- Voice Actor (CV)
- Ayane Sakura
- Role
- Protagonist
- Identity
- A student enrolled at Shinryūin Private Academy and an active member of the swimming club, sharing the same homeroom as protagonist Shogo Mikeno, and later becoming his stepsister following their parents' remarriage
Personality
reserved and soft-spoken
cool exterior with hidden warmth
surprisingly bold and proactive
candid and straightforward
Miyabi Kannagi is Shogo Mikeno's classmate who considers herself his childhood sweetheart. Despite her petite frame and typically quiet, aloof demeanor, she is remarkably assertive when it comes to expressing her feelings for Shogo. Early in the story, a misunderstanding leads her to believe she is his biological sister; however, as the truth comes to light and their parents decide to marry, she ultimately becomes his stepsister in the truest sense.