The female protagonist was sent back by the male protagonist of the previous life with a light machine.

The female lead of the reincarnated novel was sent back by the male lead of her previous life using a laser machine. Such plots were more common and usually involved the concept of time travel and space-time tunnel. After the female protagonist was reborn, she might experience something that she did not experience in her previous life. At the same time, she might also have entanglements and connections with the male protagonist in her previous life. This kind of plot would usually make the reader curious and guess, while also enhancing the narrative rhythm and emotional expression of the novel.