expression, godan verb (-ru)
become like a different person; change in personality
Describes a noticeable change in someone's character, behavior, or attitude, often implying a dramatic transformation.
彼は仕事を始めてから人が変わったように真面目になった。
Since he started working, he has become serious, like a different person.
あの事件以
Since that incident, she has become a different person.