The protagonist, Loil, is reincarnated into the world of "Thanatos War Chronicles," a doujin game.
After graduating from the Imperial Military Academy and bringing the princess units Yuno, Cynthia, and Claire under his command, Loil sets off for Koper, a town at the southern tip of the Empire.
Loil seizes control of Koper, and from that point, his rise to power begins.
*Also posted on Kakuyomu.
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 | Kakuyomu https://kakuyomu.jp › works 9 Oct 2023 — The protagonist, Royle, is reincarnated into the world of the doujin game "Thanatos Senki." After recruiting the princess unit Yuno, Cynthia, and Claire as his subordinates at the Imperial Military Academy, he... |
 | Become a Novelist https://ncode.syosetu.com › ... The protagonist, Royle, is reincarnated into the world of the doujin game "Thanatos Senki." After recruiting the princess unit Yuno, Cynthia, and Claire at the Imperial Military Academy, he graduates and is sent to a city at the southern tip of the Empire. |
 | Web Novel Scooper https://web-scooper.com › static The protagonist, Royle, is reincarnated into the world of the doujin game "Thanatos Senki." After recruiting the princess unit Yuno, Cynthia, and Claire at the Imperial Military Academy, he graduates and is sent to a city at the southern tip of the Empire. |
| Become a Novelist https://ncode.syosetu.com › ... The game is set in the Iliad Empire, a great power occupying the western part of the Thanatos continent. The protagonist takes on the role of a general in the Iliad Empire's imperial army, commanding allies and ruling over its territories. |
 | Novel Updates https://www.novelupdates.com › series › thanatos-senki Author(s). One entry per line. Arei. Artist(s). One ... Associated Names. One entry per line. Thanatos Senki ~ Rise to power in an empire where many warlords compete for power with a princess unit under your command ~ ... |
| Kakuyomu https://kakuyomu.jp › users › works The protagonist, Royle, is reincarnated into the world of the doujin game "Thanatos Senki." After recruiting the princess unit Yuno, Cynthia, and Claire at the Imperial Military Academy, he graduates and is sent to Kopel, a city at the southern tip of the Empire. |
| Web Novel Scooper https://web-scooper.com › info The protagonist, Royle, is reincarnated into the world of the doujin game "Thanatos Senki." After recruiting the princess unit Yuno, Cynthia, and Claire at the Imperial Military Academy, he graduates and is sent to a city at the southern tip of the Empire. |
| Become a Novelist https://ncode.syosetu.com › ... Cynthia was born into an ordinary, common family. Neither of her parents were particularly talented or educated, just ordinary people. The same was true for her siblings, except for Cynthia. |
| Kakuyomu https://kakuyomu.jp › episodes Yuno is an orphan. He has no memory of his parents. By the time he was old enough to understand, he was already out and about on his own. Children like him are not uncommon here in the imperial capital of the Iliad Empire. The Emperor... |
 | Narou update information https://narou.nar.jp › search Thanatos Senki: Rise to power in a warring empire with a princess unit under your command. Author: Arei. High fantasy. Serialized. N3877IL. The protagonist, Royle, is a character in the doujin game "Thanatos Senki"... |