The supporting character's harem is very normal - Chapter 52 Their relationship is too complicated.

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.

Max Winchester suddenly found himself in the world he hated the most, Xiao Bai novels.Not only was he not the protagonist, but he became a villain, and the worst thing is, unlike other Villains, he was not transmigrated at the beginning of the novel but rather at the end point of his arc.His death was already decided; the Protagonist had already firmed his foothold in the city.The most important thing for the villain is their family already pretty much disowned him; the sisters who used to dote on him were ignoring him.His business was in a crisis as he was just days away from declaring bankruptcy as his capital chain was broken.He found himself standing in front of his childhood sweetheart, who came to him to break off their engagement.When he was in the desperate situation, the compulsory golden finger of every traveler popped in.[Ding! The Counter-Attack System is being bounded][Ding! Protagonist attack on host detected...Counter-Attack is being triggered....][Ding! Congratulations to the host for gaining {Absolute Dodge}...][Ding! The protagonist gaining strength is detected...Counter-Attack is being triggered....][Ding! Congratulations to the host for receiving the SS+ Calamity rank power base....][Ding! Protagonist attacking your company detected....Counter-attack is being triggered....][Ding! Congratulations to the host for receiving 1 Trillion UC market value company....Congratulations to the host that Protagonist's most loyal brother who helped him in attacking your company stepped on shit and died....][Ding! A protagonist's childhood sweetheart hatred towards you is detected...Counter-Attack is being triggered....][Ding! Congratulations to the host for receiving +100 (Only one) Favorability of Protagonists childhood sweetheart....][Ding! Protagonist trying to blackmail your sisters detected....Counter-Attack is being triggered....][Ding! Congratulations to the host for receiving +1000 (Not even death do us apart) favorability of his mother....Congratulations to the host for receiving {Harem protection halo}....Congratulations to the host that the Protagonist lost his PP right....Congratulations to the host for the Protagonist lost half of his mind....]And so he goes on his relaxing journey of the Counter-Attack.

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.

This is a kung fu fiction that is full of mysteries and surprises. This is a story dealing with love, betrayals and distances. This is the journey of an ordinary boy who, against all odds, fought against formidable foes. This is a tale regarding a person who felt abandoned by the world made unremitting efforts to create a new world of his own, in which he was alone.

You are the ruler, I am a subject, you want loyalty, I’ll give you loyalty. You are the ruler, I am the subject, you want my sacrifice, I will sacrifice for you. This lifetime, we’ll only be ruler and subject…… cannot become the one who accompanies you to experience everything.

A deposed empress, a failure of a substitute. Charging into battle, he was the emperor, and she, his general. But within the intimacy of their military tent, he was her husband, and she, his wife.

But everything was star-crossed. For the one he loved the most, he would push her into hell again and again.

- Description from Novelupdates