Heaven and Hellfire Compiled - Chapter One: Leaving Home

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

Payload specialist, Tang Yue, who is a mechanical and electrical engineer by training, is left stranded on Mars when he receives news from his AI robot assistant, Old Cat, that Earth has exploded. He believes himself to be the last human in the Universe.

Though he received the skills necessary to teleport across worlds, the king who performed the summoning ritual attempted to trick him into wearing a slavery collar, this annoyed him so he kidnapped the princess and returned to Earth.

Ryutaro, an ordinary high school student, was suddenly summoned to another world by a mysterious magic circle in his room. Upon arrival, he was greeted by King Albert of the Celestia Kingdom, who declared him a hero destined to defeat the Demon King. However, when Ryutaro checked his status, he was shocked to discover that his assigned job was not a warrior or mage, but… a Farmer.Deemed a failure, Ryutaro was cast away to Black Forest, a place where unfit heroes were abandoned and where the Demon Queen was imprisoned. Just as he was about to despair, a system notification revealed the existence of a Legendary Hoe, a mythical farming tool with extraordinary abilities. Determined to prove his worth, Ryutaro embarks on a journey to master his newfound power and show the world that even a farmer can become a hero.But deep within the forest, an unknown figure watches his every move… Who is this mysterious person, and what awaits Ryutaro in this new world?