Spending the Villain’s Money to Extend My Life - Chapter 14 - Received: Summer Time Cool Skin Pill (1)

Leon is an average high school student who likes to watch anime and read novels.
He's about to cross the street, only to be greeted by a truck and died.
But, he got reincarnated as Uchiha yet dead again because Itachi killed him.
Leon got reincarnated again as the grandson of the recovery girl.
He got kidnaped and tortured by All For One.
After his third death, he got reincarnated as a son of Bibi Dong.
In this fourth life, he wants to change his fate to become the strongest.

Note: Please read the tag before reading.
- English is not my first language, so there would be grammatical mistakes in this story.
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Kain, a young teenager, accidentally lost in a Dungeon and awakened a special system. A system that allows him to continuously return to level 0, using his level to add and increase his skill points. From there, Kain began his journey to find the truth of this world, and when he took off that mask, what he saw was...

You’re a struggling young doctor, barely making ends meet with a measly $2000 monthly income. Life’s pressures and trials weigh heavily upon you!But lo and behold! One fine morning, you wake up to find yourself equipped with some sort of cheat codes…You’re scheduled for an appendectomy, so you roll up your sleeves and get ready to explore the abdominal terrain:You touch the cecum: “Cecum: Healthy!”You palpate the colon: “Colon: All clear!”You reach the appendix: “Appendix: It’s an inflamed, pus-filled appendix monster, level 15, rare creature. Recommendation: Perform an appendectomy!”With a decisive hand, you wield your scalpel and skillfully remove the troublesome appendix.“Ding! Rare appendix monster eliminated! Rewards: +100 experience in appendectomy, +$100, and a shiny white suture needle!”And thus, your journey begins as an emergency surgeon. But remember, with great healing powers comes great responsibility!

I want an S-Rank skill too! I want it so badly, I could die for it![You have awakened an S-Rank skill.] [But it only works when you die.]Eh !? WHAT IS THE POINT OF GETTING ONE IF I DIE !?