Light Novel Other Size A former hero who is now a string ~ The story that the strongest brave man who secedes from the black mankind and becomes happy in the White Satan Army ~ Gagaga Books

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

How about the life of the Demon King Army surrounded by your older sister? The boy Rain, who was called the strongest hero in history, has only one Six Heroes. One day, in the middle of his mission, he confronts Eleanor Robson Belmont, a leading female member of the Demon King Army. He has been fighting for mankind without rest since he was able to remember things, and receives no reward. Unable to see Rain's situation, she extends her hand and says, "Come with me. I will make you happy!" What she was waiting for in the Demon King Army was a life with a soft bed, sweet snacks, and a kind older sister? This is a story of a brave man who separated from the 『 Black 』 human race and led the life of 『 White 』 in the Demon King Army. A different world string life finally opens!