The Ruler Of Darkness - Chapter 5Book 7:

Pinning her tall body against the hard wall, he looked into her beautiful emerald green eyes as he spoke in a deep voice, "I have two options for you," his body came closer to hers as he continued, "Be my girlfriend. Or," his lips turned into a sly smile as he whispered close to her ear, "Be my boyfriend." He even dared to wink right before her as his dark orbs glinted amusingly.

“Take me in, I’ll do anything you want me to!”

Once through the pirates, Lu En became the son of Monkey d Dragon, a grandfather named Monkey d Karp, and an unreliable and neurotic younger brother named Luffy.

Fortunately, the ghost back system is activated!

The completion of the ghost back is 10%, and the training effect is increased by 100 times!

The completion of the ghost back is 20%, and the training effect is increased by 1000 times!

…

One day, Lu En, a ghost-backed master, appeared in front of Luffy who was shouting to go to sea, and made Luffy cry on the spot.

Luffy: “The pirates in the sea are all monsters like my brother? I don’t want to go out to sea!”

Garp: “For a long time, the two boys, Long and Luffy, with small arms and calves, I really doubt that they are not my sons and grandsons. Like Lu En, they are the grandsons of the old man!”

Warring States: “The strongest creature in the sea, land and air is Kaido? No, it’s Lu En!”

- Description from novelbuddy

Ashen was a man from earth.His job?Nothing he just helped lonely women who didn't get enough love from their Husbands with his huge dragon of love.He didn't left any prey who he had his eyes on, whether it be Mom or daughter, all would be caught in his lustful hands.But after getting in an accident, he is reincarnated into a useless Prince's Body in a cultivation world.[Ding! Welcome Host I am the Villainous System]Ashen: “Villainous System? What is that?”[Ding! This world has innumerable protagonists but only few villains, therefore, to maintain the balance you have been brought into this world and I am here to help you in your journey]A sinister smile hanged on Ashen's lips as he muttered: “Doesn't that mean I can do all that I want”[Ding! No host, you are the useless prince now, You need to become powerful to do that]Ashen's smile retracted for a few second before appearing again: “Oh, I am a Prince? Then shouldn't I have a harem?”