The Charming Concubine of Time Travel

In the early stage of 1v1, the male protagonist is unclean, so be careful and enter the trap cautiously. In the later stage, he specializes in pampering. The male protagonist loves and knows himself, and protects the female protagonist. Lin Xinyue discovered that after traveling through time, she was determined to live a good life for the original owner. She had thirty-six strategies in hand. She was not afraid of any conspiracy. But why did the male protagonist's personality collapse and the female protagonist take the initiative to become a close friend with her? What's going on?