What Do You Mean I'm The Captain Of A Yandere Mercenary Company? - Chapter 45: In Case Of Worker Uprising, Press This Button

Sato Yu is a 12-year-old boy. He is a deprived person. His life is depriving. His step father has a large amount of debt.

From quiet grind to legacy brew.Jun had nothing—no café, no followers, not even a bed. Just a secondhand kettle and a broken dream.Then came the Barista System.No shortcuts. No instant success. Just slow, intentional tasks... and a promise:Brew. Grow. Endure.Every pour sharpens his skill. Every cup deepens his path.From street corners to pop-ups, from whispered praise to a space of his own—Jun’s grind is just beginning.This is a story of stillness, patience, and the quiet pursuit of mastery.Because greatness isn’t given.It’s brewed—one cup at a time.

In the past life, he was an aerodynamic engineer of a well-known company, and in this life, he is a college student of a famous school.

When the two identities are perfectly integrated, what sparks will appear.

His life experience is also slowly uncovering the mystery, whether he can beat the tycoons of this era, and whether he can stand at the peak of world business.

- Description from novelbuddy

A high-ranking officer in the Marines and a master of both Western and Chinese medicine, Feng Yu Heng is transmigrated with a duang sound to the Da Shun Dynasty.