Master of Lust - Chapter 7: The System [1]

When Orion is mysteriously transmigrated into a primitive world where sex and other goods and services can be bartered for, he is determined to make the most of his second chance at life.

But as he delves deeper into this dangerous world filled with temptation and magic, Orion must use his wit, charm, and thirst for adventure to survive and make the most of his second chance at life.

After his girlfriend broke up with him, wandering all over the place, Xia Tian happens to see a girl about to be hit, after he saves her, he ends on the hospital. Now thanks to his accident Xia Tian awakened the ability to see through anything, be it weak points, or through clothing, nothing escapes his eye. Especially girls.

- Description from novelupdates

Seven years ago, Shen Qianshu is impregnated with Ye Ling’s child in an accident.
Seven years later, the little boy becomes famous and is thought of as the nation’s son.

When he suddenly sees Ye Ling appear, he greets, “Hello, Daddy?”
Ye Ling watches as the little prince roars, “Where’s my princess?”
Just as Shen Qianshu is preparing to run with her son, she gets pushed down by Ye Ling.

“You can leave if you want, but leave me a princess first. Let’s have another baby!”

- Description from Novelupdates

After transmigrating into a harem novel, Lin Xiao became the villainous Eldest Senior Brother of the Azure Mist Sect.By following the original storyline and being a pesky villain, he could eventually attain his reward of becoming immortal.Having no other choice, he carried out his duty as a villain conscientiously. He would tease Fourth Junior Sister, steal Third Junior Sister’s clothes and spike Second Junior Sister’s drink.Finally, the day when Ye Chen, the male protagonist, joined the sect came.Lin Xiao was exhilarated. According to the original plot, he would attempt to Ye Chen, be caught by his Junior Sisters, and be humiliated by Ye Chen.Yet, to Lin Xiao’s surprise…“Big Brother is too kind. The poison he has prepared is such a child's play. Let me show him how it’s done.” Second Junior Sister said.“Kill Ye Chen! Kidnap Eldest Senior Brother! He is mine!” Third Junior Sister declared.“Kill everyone! Let’s create a world with only Eldest Senior Brother in it!” Fourth Junior Sister exclaimed.“My sweet disciple, he’s so cute even when he tries to poison someone furtively.” His beautiful master swooned.Lin Xiao screamed internally, “Read the scripts, all of you! I’m the one who is supposed to be killed!”