I Made Up Forbidden Spells, and They Actually Worked? - Chapter 23 - : William’s Realization

The ordinary yet not so ordinary detective, Wen Wen, woke up in a mental hospital and discovered that his right hand was connected to a mysterious space called the 'Catastrophe Containment Facility,' from which he could acquire the powers of the monsters imprisoned within!By capturing a vampire, he gained a formidable physique;By capturing a ghost, he could turn invisible and pass through walls;By capturing a fox spirit, he could charm the opposite sex...In short, in order to obtain more powerful abilities, Wen Wen began to diligently capture monsters, thereby stepping into the strange world of superpowers and seeing the hidden truths behind the curtain...

Why, seems like I’ve become a haunted portrait.

The main character Lei Yu does not have the ability to practice his family’s martial arts. He gets stepped on and tossed around. Due to certain reasons, he leaves the family, coincidentally gains an ability, and makes his own path to becoming an immortal.

- Description from Novelupdates

After being bound to a self-help system, Xia Changhan lived in deep water every day.

System: You have to counterattack and fight beautifully!

Xia Changhan: No, I can’t do it.

System: You can hook up with the scum’s backer, such as his mother/his sister/his fiancee/his boss/his second uncle‘s sister!

Xia Changhan: No, I can’t do it.

System: Perform well or your wage will be deducted.

Xia Changhan: I will work hard!

Xia Changhan was repeatedly commended by the leader of the Space-Time Bureau.

When imparting experience to new colleagues at the year-end meeting, she burst into tears: “I only have three words for everyone- do it yourself!”

- Description from Novelupdates