MTL - Shining Marvel Saints - v2 Chapter 309 i call you brother you call me dad

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

Bai Xunyin was inadvertently traumatized by stress during the year she graduated from Middle School. She became a “little mute” who couldn’t speak. In her first year of high school, she spent her days listening to the cynicism and discriminatory bullying of people around her until her second year of high school. Bai Xunyin met Yu Luoyin. He was clear, elegant, with straight eyebrows and star like eyes. He was the most handsome boy in school, and was the dream boyfriend of all girls in school. But for Bai Xunyin, Yu Luoyin was the first to protect her, smile at her, discuss topics with her, and the person who had lunch with her. The onset of her crush was turbulent and confusing in her teenage years.

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?

After putting in over 8000 hours into the game, he had achieved the status of being a true no-life god. Sadly, one day his save data disappeared and the shock of losing so many hours of effort killed him.However, this was not the end, for he awoke surrounded by the world that before now, he had only seen through a screen. This is the story of Zephyrus, who uses his gaming knowledge to enjoy his time in the new world.