Extreme Change with Flash Strike, No Negotiation for Beating You!.

Summary

Su Ye, an orphan celebrating his eighteenth birthday, indulges in beer and snacks after finishing his college entrance exams. Alone in his small room, he drinks to forget his solitude. As midnight strikes, he experiences a sudden transformation, feeling intense heat and pain. After fainting, he wakes up to find his hair turned white and his appearance drastically changed. Shocked and distressed, he realizes he has an important tutoring interview that day but feels unpresentable. In a fit of anger, he accidentally pierces a wall with a toothbrush, confirming his bizarre mutation. This unexpected turn of events leaves him bewildered and questioning his future.

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