White Elm Encounters Floating Light

This book is really a healing novel, I'm not lying! ! Single male protagonist, no CP, you can hit any couple you want! The protagonist unexpectedly gained the ability to enter another world because of a failed experiment. After that, the protagonist began to live harmoniously and lovingly with the Gate of the Dead, in which the protagonist also gained many friends, such as a kind little girl, friendly neighbors, helpful friends, etc. This book is about healing, leisure and adventure, and it's not scary at all! ! !