Study Monster Cultivation System - Chapter 315 - 314 An Ordinary Middle-Aged Man’s Ideal

Due to an unexpected turn of events, Xia Fei consumed a Super Gene Optimization Fluid that bore no brand, expiry date, instructions or stated its place of origin.
Our story begins here…

Through the pirate world, I can resurrect the dead and get one of its abilities.

It is said that pirates are immortal, I want to see, in addition to Roger, which other unlucky person has been written to death.

Luffy: “My brother is dead, I never won a game against him when I was a kid.”

Zoro: “My girlfriend died, and I never won a game against her when I was a kid.”

Sanji: “You still have a girlfriend? Ah, my mother died of illness.”

Usopp: “My mother died too.”

Nami: “It’s good to die, my mother was killed.”

Robin: “It’s okay, my mother was killed too.” Everyone: “???”

Whitebeard: “Zefa, I didn’t expect you to die. I was killed by your disciple. My son made up the knife. Who killed you?”

Zefa: “I was killed by my disciple! Let’s go get revenge together!”

Whitebeard: “Yes, but let’s fight first!”

The most chaotic confession in the pirate world..

- Description from novelbuddy

A 29 year old civil employment exam student wakes up in a blank white room and meets a baby angel. This baby angel informs him that he died in his sleep due to heart disease like his father and grandfather. Remembering his mom and their last conversation he says that he will take on a series of life and death tests that the baby angel offers him. From this point on he must put his life on the line and fight in the stage called ‘Arena’. And Every time he clears a test he will gain abilities and weapons to increase his strength. All to clear the tests and get his life back. This is his story of his fights in the ‘Arena’.

For three years Calix suffered from the Backlash of his undecipher Term Attribute. As he couldn't use his unique power, he went through series of misfortunes which caused him to lose his self-esteem. However, one day, he was caught in an incident that led him to awaken his hidden power(luck).“The fuel of my Term Attribute is sexual practices with the opposite gender?”