I Transmigrated Into a Book as the Villainess, So Why Am I Still a Pretty Boy?

[Transmigrate into a book / cross-dressing boy who later transforms into a woman / yuri / 1v1 / System / groveling regret] Lin En was an ordinary college student. While crossing the street and looking at his phone, he was sent flying by an oncoming truck. When he woke up, he discovered he had been reborn as the wicked female antagonist in a domineering CEO novel, and to make matters worse, he was a cross-dressing boy.

“What do you mean the heroine was reborn too?”

What a disastrous start. He had to win the heroine over while hiding his gender.

I’m terrible at writing blurbs, so please head straight to the story!