He was looking for a good brother-sister romance novel.

Answer 1

The recommendations for a good brother-sister romance time-travel novel are as follows:

1." Return to the Tang Dynasty to Snatch the Bride "
This was a story about a modern girl who accidentally transmigrated to the Tang Dynasty and started a sweet brother-sister relationship with a boy named Li Yu. In the Tang Dynasty, it was legal for siblings to love each other, and Li Yu's father even fell in love with this girl.

2. The Beautiful Female Empress of Time Travel
This was a novel set in ancient China. It told the story of a modern girl who traveled back in time to become an empress. In the novel, the love and entanglement between the heroine and the hero was very moving.

"Looking for My Long Lost Brother"
This was a lighthearted and funny story about the love between a younger brother and sister. It told the story of the female protagonist Bai Yun and the male protagonist Chen Hao's magical journey between modern and ancient times. In the novel, Bai Yun and Chen Hao's affection and love were well balanced.

4."The Bastard's Daughter Is Poisonous"
This was a story about a modern girl who traveled to ancient times and became a concubine's daughter. In the novel, the emotional entanglement between the female protagonist Bai Yun and the male protagonist Xu Zheng was very exciting, and the characters in the novel were also very rich.