The Black Beast’s Useless Concubine - Chapter 5: The Cruel B*tch!

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.

Xue Xi is forced to fall in love at first sight with this dangerous man on their first meeting. With death being the only other option, she makes the first move:

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates