Tomodachi no Imouto ga Ore ni Dake Uzai - Volume 4, Chapter 7: Mashiro’s Editor is only annoying towards me

Mark is a genius military weapon designer who was kidnapped by a mafia gang after refusing to work for them.
They forced him to design unique weapons for five years, until one day he successfully escaped only to get shot by his trusted comrades.
*Ding! You awakened a weapon system.
When he opened his eyes, he was in a different body and in a different world.
"You want to kill a wild boar without being detected? Forget about bow and arrow. Here, I present you this sniper rifle."
"You want to kill a horde of goblins from the sky? Forget about those flying carpets and brooms. Here, I present you the fighter jet."
"You want to kill a dragon? Forget about taking the help of the S-class adventure team. Here, I present you a nuclear bomb."
Join Mark Spencer/ Lu Zhen as he brings the whole world to its knees with the help of his weapon system.
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Note: Author isn't born in an English-speaking nation and has no editor either. So, please be understanding if there are any grammatical errors.
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A college student, gets a system called the God Of Kinks system. Which allows him to turn anyone into whatever he desires without becoming one himself.Watch as he turns people into, Masochists, Cucks, Voyeurs...etc.NO NTR SHIT!!!!!! NO YURI!!ONLY NETORI[ By the way, the pictures used here are not mine. If you enjoy the novel, drop a comment or review, If it's a question about the novel I'll answer it, as long as it doesn't spoil the story]

Year 2099, the world as we know it now advanced in technology. Learning has become easier, and so is transportation. But in this new advanced world there is undoubtedly problems, beings who want to use the new technology to bring chaos and strife to humanity. Xander, a 17 year old normal High school boy buys a new MMORPG game and through it, he improves his skills in all aspects. He lived a normal life until one day when his father, who abandoned him and his mother for a year came back, claiming to be the leader of a group of super humans. This was the day Xander’s life changed. He was told he will get a power to stop the enemy but what will it be? Is he even ready to take on such a responsibility? Nobody knew that this enemy group were in charge of G. CO, the creators of League of Guardians virtual MMORPG game. What they plan to use the game to accomplish was... absurd... but anyway, read to find out. Let’s Follow Xander on his journey as he becomes the strongest Super human and save humanity from doom. ... [You have killed level 51 reaper] [Do you wish to demonify, level 51 reaper?] “Yes.” [You have created a new demon, Lich] The ability to create demons from dead creatures. With this power he shall defeat his enemies and get his peaceful life back.