As a substitute for her dead sister, Lu You was taken back from the adoption home and met her brother Lu Fenglin.
Her brother was gentle and polite to others, but he was always violent and annoying towards her.
Lu You was angry, so he decided to take revenge on him.
① Not related by blood, not biologically related, not in the same household register, both protagonists are adults and know the above facts;
②Neither of the protagonists is a good person, they are a pair struck by lightning;
③ Reserve a spot and add it later when you think of it.
Purpose: People should be gentle and polite, and should not bully others.
