Mushoku Tensei: Reincarnated as a Beast Race - Chapter 67 - The Law of the Strong

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

A brand new masterpiece by the author of “Unscientific Beast Taming”!!!The best fantasy novels in China in 2023！The invasion of creatures from different time and space gave birth to the “Beast Master” profession, and the protagonist was selected by a mysterious “black card”, indicating that he has the qualification of a Beast Master and can contract to control pets to fight for himself!“Who could become the undisputed King of Beast Trainers in the brand-new Beast Training Era?”Royal Beast+Online Gaming+Spiritual Energy Recovery+Secret Realm

The alien DNA is the best thing that has ever happened to Ye Shuang because the genetic optimization it offers has made her more beautiful, more formidable, and more brilliant.

But… why doesn’t this unknown alien species have a fixed s*x before adulthood‽ Alternating between both sexes every few days, why‽ For gender equality‽ Thankfully, she still has a chance to save herself. As long as she can settle down with a partner before full genetic assimilation, she’ll be able to carry on with her life as just one specific sex. For the sake of the perfect female body, all the men out there, beware!

But wait, what are all these women up to? Why are you all looking at me like a piece of meat‽ Halt, stop, don’t come any closer… What the hell‽

- Description from Novelupdates

"In her previous life, she is used by her first love to send her own company into the tiger's den. She becomes bankrupt, gets kicked out of the house by her father, and becomes the target of ridicule by the family. Worst of all, she believes her best friend's lies, thinking that everything was done by her ‘husband’. Under her best friend's ploys, she almost kills him and is ultimately sentenced to prison, where she dies of depression.