Keywords: Long, straight black hair and a sweet, airheaded little sister; a harem battlefield where both men and women are interested in the protagonist; healing/depressing duality
"What should I do? I'm the principal of a witch academy now, but all the students and teachers here are eyeing my position and trying to overthrow me. I don't think I can hold on to this post much longer. Comrades, tell me what to do! I'm waiting online, please help urgently!"
Natural disasters, Apostles, original sin, witches... These anomalies threaten human history and civilization.
Xia Xiao, formerly an urban agent at the Apostle Countermeasures Bureau, ran away on sick leave and became a full-time big brother.
He thought that after retiring, he could finally return to a peaceful daily life of raising his little sister. But the weight of life forced Xia Xiao to accept a major appointment:
Brave young man, go be the principal of a witch academy!
Reuniting with an ex-girlfriend, the secret affection of a junior from the past, an OL teacher's admiration, the deep feelings of an icy school beauty... As the problem of his body becoming more and more witch-like worsens, a vortex of chaos descends upon Xia Xiao.
"Yamete! Imouto, why are you just watching? Have you betrayed me too?"
"Actually, big sister isn't so bad..."
Xia Mo said softly, blushing.
This is a nontraditional transformation story. The male protagonist's feminization is a gradual process caused by an illness. An urban school setting, definitely not more of the same, and a tribute to EVA.