Reincarnated as an Energy with a System - Chapter 1308 WRITTEN EXAMS

A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air.

At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon.

“I will make them regret it!”

Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.

Born into a wealthy family, Gu Shenwei was spoiled and carefree. However, at the age of 14, his entire family were brutally murdered, and he was caught by some bandits who sold him into slavery. As a slave boy, he entered Golden Roc Fort by chance and found the man who had slaughtered his family. He endured insults and worked hard to improve his kung fu while working as a slave boy. He learned from and plotted against his enemy under the enemy’s nose. He became increasingly ambitious as he became more and more powerful. He would only be satisfied if he completely destroyed his enemy—by fair means or foul. Gradually his bitter experience turned him into a totally different person.

She found that her fiance was sick and squeamish, but it was a little expensive to raise.
The poor and poor high-level bosses have to make money to support their husbands while accumulating merits.
Then, he went to the construction site to move bricks and was caught by his husband. He set up a stall at the door to tell fortunes and was carried back by his husband. He went out to catch demons and was carried back by his husband.
The big devil is very distressed, what should my husband do if he always wants to keep her at home?
Yu Chao is rich and Huaizhi is helpless, what should the little girl always like to go to dangerous places?

- Description from novelbuddy

In a humble village untouched by ambition, ​Hua Jin lives an idyllic life as the adored daughter of a farming family—a rarity in an era where sons reign supreme. Content with her simple joys and doting kin, she dreams only of peace… until the skies turn vengeful.But Hua Jin has a secret: a mystical space brimming with untold resources. While others scramble when droughts scorch crops, floods drown kingdoms, and plagues darken horizons, she smirks. “We’ve got this.”Yet survival isn’t just about hoarding grain. With her family’s unwavering love as her shield, Hua Jin masterminds a laid-back revolution: turning their farm into a fortress, bartering wit for wealth, and outsmarting fate itself. Who needs panic when you’ve got a lazy genius with infinite storage and a clan that laughs in the face of doom?