Mahouka Koukou no Rettousei - Chapter 8Volume 2 -

The strongest Hero in history, Nakamoto Keisuke.

He was summoned to another world in the spring at the age of fifteen years old, and when he successfully defeated The Demon King, he was already thirty-two years old. He had finished his role in another world and returned to Japan, but the reality that had been waiting for him was, “Middle school graduate with seventeen years of blank period” label. He couldn’t find a decent job and had no choice but to spend his days working part-time.

Before such a Nakamoto, a beautiful girl who self-proclaimed had come to return the favor, appeared. “I’m the reward for Hero who had defeated Demon King”, said Angelica, a girl who came from another world that persistently tempted Nakamoto to make her his wife. Together with a high school girl who looks like Elsa, his beloved girl that he lost in another world, Nakamoto with his cheats skills got caught in a harem life.

After transmigrating to a parallel modern city, Zhang Yang became an international student overseas.At the same time, he awakened the Kaitō Kid System Template!His very first warning letter boldly pointed at the British Museum, targeting a lost Dragon Nation treasure!Meanwhile, the British authorities officially announced a full livestream of Kaitō Kid’s capture attempt!And so, under the watchful eyes of the entire world, a one-man show began—A dazzling performance that belonged to Zhang Yang.That belonged to the Silver-Winged Magician, Kaitō Kid!

An ordinary student, a wretched peeper, a cowardly teenager with a kind heart. In a terrorist attack, he inherited the knowledge of countless elites, embarked on a path of God Jagged Tu…

He is an artist!

He is a mathematician!

He is a psychology Doctor!

He is a master of fighting!

In fact, he is a man

Taken off raw site:

A wretched, dirty young man is working during the summer when he was caught up in a mysterious explosion. After that explosion, the young man is then left with the memories and knowledge of dozens of the world’s experts.

He has changed, his heart has become cold, iron-blooded. He became a killing machine, his mind turned mechanical, calculative. Everything goes according to his plans and calculations!

In this magical, slaughterous world, a door is opened for him…

- Description from Novelupdates

Gu Pan woke up and was told that he was dressed as the infatuated second male lead in Mary Sue’s novel.

From now on, there are two more tasks:

One: Grab a girlfriend with the male protagonist.

Two: Raiders the super villain of this world.

To prevent the big boss from destroying the world if he disagrees, and implicated her, an innocent book-piercer.

After several failures of the routine, Gu Pan came to a conclusion: the big guy, he eats soft and not hard!

So he turned into the ultimate little fanboy, inspired to serve the big guy comfortably!

“Boss, which brand of clothes do you want to wear today? Which country’s cuisine do you want to eat? Is the water temperature right? Would you like to wait for you to bathe and change clothes?”

Jiang Xun looked at the man whose waistcoat had already fallen off but didn’t know it, and smiled: “Okay, everyone is a ‘man’ anyway.”

The fake man looked forward to: “…”

No, we are not the same.

[Wearing books, group pets, women pretending to be men, villains, routines and anti-routines, pretending to be pigs and eating tigers]

- Description from novelbuddy