MTL - The Rumored Second Son - Chapter 137 Extra first

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

In the future timeline, Humankind had developed things that brought a revolution to the world. But their best invention was fully immersive VR games that became more and more advanced as time passed. They could create new worlds— in virtual reality, that was more beautiful and profound than the real world they lived in.

A prestigious senior mechanical engineer in the industry, Xu Yi was sent to a world dominated by magic.

In a world with an almost non-existent industrial system, how can Xu Yi display his value?

When magic collides with modern technology, when magic merges with machinery, that is the beginning of this story.

A teen is summoned to another world as the Hero. It turns out the Hero can power up women with his cum.