A brief description of the manga It’s Sudden, but I Came to Another World! But I Hope to Live Safely A man from another world comes to a fantasy world. He wants to live in peace, but he is caught by the kingdom’s knights as a suspicious person and thrown into prison. As he is being interrogated, he tells the knights about some bandits that he saw when he was in the mountain. The knights take him up on his information and go to fight the bandits. But while they are gone, the man escapes from prison. He wants to go back to his home, but there are monsters everywhere, so he decides to avoid them. He goes down the mountain while avoiding the monsters and comes across a slime. He defeats it using his knowledge of plants and animals. He continues on his journey down the mountain until he reaches a city. There, he meets a girl named Ilius who is looking for some bandits that have been terrorizing the city. The man helps Ilius defeat the bandits and becomes famous as a hero. A story about importance in another world.