Death March kara Hajimaru Isekai Kyusoukyoku (WN) - Book 5 - 5-2. Journey (2)

Kusumi Chiharu gets a message one day that he has been selected as a Monster Tamer, and he is prompted to select his first partner. He thinks little of the message until he receives a giant package the following day. He assumes it’s the porn books he ordered, but the huge box ends up containing the unconscious body of a near-naked girl! She’s a ghoul named Zonmi, who intends to fight beside him as his partner.

However, it turns out that other hot girls at his mostly-male high school are also magical entities, and Zonmi may not be the only one who wants to fight by his side!

[Compatibility Level: 87%]

[Soul Transmission Successful]

[Character Creation Successful]

…

Legolas Baron, a man whose curiosity led him to pursue 3 successful careers as a zoologist, martial artist, and game producer has reincarnated in the world of the VR game that he created as a co-producer.

Unlike other reincarnators, Legolas was not intimidated by the prospect of reincarnation rather his curiosity became piqued by this phenomenon.

He wanted to know how he came to the world of the game that he co-produced. He wanted to understand the sorcery that was behind it.

To achieve his goal of getting to the bottom of how he reincarnated, he discovered that the only way to do it was to get to the peak of this game world.

Join this epic story as Legolas seeks the truth and sorcery that was behind his reincarnation by making use of his knowledge of the game to exploit invisible loopholes to establish himself as the Greatest Summoner in Dominator.

This is the story of how a man’s unshackled curiosity led him to the peak of strength as a Summoner.

Protagonist travels between different anime worlds to right wrongs and uncover his reason for being along the way.

- Description from Novelupdates