Isekai NTR Nakama Ni Barezu Ni Harem Wo (Famitsu Bunko Ko4 1-1) [Light Novel]

[Machine Translation] Suddenly, Naoto is transported to another world. He makes a promise to return to his original world with Kenji, who has also been transferred. However, there are not only demons in the other world, but also people who try to trick the transferees. Naoto decides that if Kenji, who has never known to doubt anyone, is deceived or falls in love with a woman, he will be in trouble, so he decides to eat him before that happens. And then Naoto realizes - he can take experience and skills from the woman he cuckolded! The journey of immorality begins!

突如、異世界に転移してしまったナオト。彼は自分と同様に転移してきたケンジと共に元の世界に戻ろうと約束を交す。しかし異世界には魔物だけでなく転移者を騙そうとする者たちが後を絶たない。ナオトは決意する―人を疑うことを知らないケンジが騙されたり、女になびいてこの世界に未練が生まれたりしたら厄介だ、そうなる前に喰っちまおうと。そしてナオトは気づく―寝取った女から経験値やスキルを奪えることに!全てを奪う背徳の旅が始まる!