My Life in Another World After Being Dragged There as My Tiny Self

After being caught up in a Saint Summoning, an exhausted middle-aged man is reincarnated as a small child named Keita. A troublesome high school girl is brought along with him to a world created by a goddess for her amusement. Though Keita worries about his new surroundings, he has overwhelming magic, the wisdom of his past life, and an irresistibly cute appearance. Those around him cherish him, and he settles into a peaceful life in the care of the third prince.