Touya Mochizuki was accidentally killed, and as an apology, God allows him to be reborn in a fantasy world and will grant him any one wish he desires. And so, Touya chooses to keep his smartphone in the next world. In his second chance at life, he befriends many important figures and comes across the world’s secret. He inherits the legacy of an ancient civilization and travels around nonchalantly while possessing powers that rival this world’s kings.
因为神明的失误，望月冬夜死去后在异世界开启了第二人生。拥有了被神明提高能力的身体，以及在异世界中也能使用的手机，冬夜发挥善良的天性，与许多人们相遇、认识重要挚友，并在过程中不知不觉得知了世界的秘密。手拿智能手机，在异世界展开的温馨冒险故事。