After the Hapless Transmigrator into a Book Finally Finished the Plot

[Transmigrate into a book + strong female lead + System] Le Yu finally finished her graduation thesis just before she could become a bald little darling. Who would’ve thought that before she could even celebrate, she’d step outside and get hit in the head by something thrown from above by a stray fish who’d slipped through the cracks of moral education? Her head burst open... As a ghost, Le Yu only had time to flip the sky the middle finger before everything went black. When she opened her eyes again, she had become a newborn baby... Though she had to start her character from scratch in a strange new world, Le Yu accepted it all for the chance to live again. But who could’ve known this otherworld was a book, and she was a hapless supporting female character... A hapless supporting female character who had to follow the plot, no less! Le Yu: ...