One day, Lloyd, a white mage, is banished from the hero's party. Lloyd, who has lost his job, happens to accompany an S-rank party on a quest by chance. At that time, no one knew that the hero's party would collapse and Lloyd would gain fame... yet. This is the story of an extraordinary support magic user who thinks he is normal and becomes an adventurer, while he is unaware of how he eventually becomes peerless.
After saving the world, the strongest hero Leo became someone who is not wanted in the peaceful human world. He was too strong. Exiled, he seeks a job at the Demon King's Army, which he had defeated and needs to be rebuilt. The Army had many problems: too much work, financial troubles, etc. Leo starts to make things better using his power. Leo encounters Echidna again, and asks her why she invaded the human world. There was an unexpected story...!
In a world of constant war between humans and witches, there exist the "beastfallen"—cursed humans born with the appearance and strength of an animal. Their physical prowess and bestial nature cause them to be feared and shunned by both humans and witches. As a result, many beastfallen become sellswords, making their living through hunting witches. Despite the enmity between the races, a lighthearted witch named Zero enlists a beastfallen whom she refers to as "Mercenary" to act as her protector. He travels with Zero and Albus, a young magician, on their search for the Grimoire of Zero: a powerful spell book that could be extremely dangerous in the wrong hands. During their journey, his inner kindness is revealed as he starts to show compassion and sympathy towards humans and witches alike, and the unlikely companions grow together.
A talented young cook's encounter with a hungry girl who popped up in his kitchen changes his ordinary life forever. Dora, a summoned spirit and a truly cute goddess, now calls him master. However, he is not interested at all and trying everything he could to get away from the ghostly figure. As fate would have it, when he becomes a summoner by accident, there is no turn back in life.