The Sweetest Medicine - Chapter 18 - Misdiagnosis？

As one of the first players to gain access to World of Falan—the first immersive game worldwide—Roland creates his character as a Mage.

However, playing as a Mage is not as fun and easy as he thought. His head even explodes after he casts the very first spell in the game.

Stubbornly sticking to his class when most Mages decide to create a new character, Roland gradually discovers tricks of the trade and his unusual talent. This allows him to change people’s stereotypes on Mages and to explore the deeply-buried secrets of this game…

One day, Zhang Fan, a poor medical student, receives a medical system from the future. This turns him into a new shining star in the medical field. Along the way, he must face medical corruption, competition, and infighting from other doctors, and even find time for a love life as he strives for the top of the medical field!

- Description from Novelupdates

Yin Shuang Shuang, a regular girl who grew up in a conservative family, who never even had a boyfriend at the age of 25, suddenly transmigrated in a world where s*x is all that matters.In a world where value was skewed. Where s*x is expected, glorified, and a fight for the world’s survival. How will Yin Shuang Shuang adapt and survive?Follow her as she navigates the entertainment industry in an attempt for survival and defiance to the world. Would her journey to the top give her the freedom that she really wants? And would love be able to blossom under the society’s heavy repression of it?

An unnamed 34-year-old Japanese NEET is evicted from his home following his parents' death.

Upon some self-introspection, he concludes that his life was ultimately pointless.

Walking down a street he intercepts a speeding truck heading towards a group of teenagers, in an attempt to do something meaningful for once in his life he manages to pull one of them out of harm's way before getting himself in the way of the truck and dying.

Awakening in a baby's body, he realizes he has been reincarnated in a world of sword and sorcery.

He resolves to become successful in his new life, discarding his past identity for his new life as Rudeus Greyrat.