Ask for the name of a novel

That was a novel that I read a year or two ago. I want to read it now, but I can't remember the name of the novel. Please help me!
1. This novel was set in modern times at the beginning and the end, while the middle was set in ancient times.
2. The male protagonist and female protagonist were both surnamed Cheng, and they were fake siblings.
3. The female lead traveled to ancient times and fell in love with the male lead.
4. In the beginning, there was a chapter where the female protagonist went to a bar with her friend and was drugged.
5. The male protagonist died in his previous life, so the female protagonist traveled back to the modern world to be with him.

Answer 1

The author of the novel was Butterfly Blue. This was a martial arts novel set in a game. It told the story of a game master who returned to the game world after unexpectedly retiring and started a thrilling battle with other masters.