Oh, no! I Became the Sister of the Novel's Tragic Heroine! - Chapter 3

With the Legendary Mechanic System, I transmigrated to Marvel Universe to be Dr. Zola’s assistant.

With Mechanical Force Analysis, I can learn every black technology.

Winter Soldier’s arm? I built a better one for you.

Iron Man’s armor? I already made it a decade earlier.

Doc Ock’s tentacles? I am the one who provided core technology.

Hulk’s mutation? Sorry, I was there and got hit by the radiation too.

As for a certain purple potato, can he collect all Infinity Stones?

……

However, I only had one simple ultimate dream. That is to go home…

- Description from Novelupdates

Just like how everyone adored heroes in their childhood, a certain young man adored those powers hidden in shadows. After hiding his strength and living the mediocre life of a mob character by day while undergoing frenzied training by night, he finally reincarnates into a different world and gains ultimate power. The young man who is only playing at being a power in the shadows, his misunderstanding subordinates, and a giant organization in the shadows that gets trampled…. This is the story of a young boy who had adored powers in shadows possibly eventually reigning over the world of shadows in another world.

She is someone with the nickname “Seatmate Killer”, and also one of the prettiest girl in the school. Every male student that became her seatmate has confessed to her, and all of them got rejected brutally. The one who became her new seatmate, the seat beings located the furthest away from the front and beside one of the windows, thus being a godly seat that will make every male student jealous, is Narito Yuki. He is someone that generally you won’t notice at all. The entire class thought that he will fall for her in a short time, but that may not be the case…..

In the 21st century, Wu Yue originally thought she was a lonely ghost, but she didn’t know that she was from the 1980s until she was reborn back to her own body.

After all these years of losing her soul, she has always been a fool.

Her father also ordered her a baby kiss?

The other party is still the sweet pastry that everyone wants to marry.

Wu Yue, who has been nurtured in the new era, decided to get rid of this fiance who thought she was a fool.

But she didn’t expect that there was a tall person waiting for her in front of her.

The new book has been opened, {the world is not as good as you}

- Description from novelbuddy