Living with the Dangerous Beast - Chapter 13: Shadows Beyond the Door

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

Lin Chen is born in a deprived family. To purse his martial artist dream, he has to do some gig work to make ends meet. Luckily, he gets diligence system: as long as he keeps working hard, there will be no bottlenecks in his path.

Some people are destined to meet, even if one is in Heaven and the other in Hell.Rose Prison, the number one prison in the real world!Here are detained the world's top criminals, business elites, political giants, super hackers, and even nuclear weapons experts. What happens when such a group enters the Virtual World?Heroes' Prison, the number one prison in the Virtual World!Here are held the most legendary heroes and Magical Beasts, the Harbinger of Doomsday, the Remote Ancient Demon Emperor, the Troll Chieftain, bounty hunters, and even the mighty—Gods! How powerful would one be, carrying such a prison with them?In fact, the world itself is a prison, and to attain true freedom, one must change the world!

He was just an ordinary orphan.At least he thought he was,That was until some group claiming to be the Hero Faction tried to recruit him for being the inheritor of a lost bloodline.