無職転生　- 異世界行ったら本気だす - (Mushoku Tensei - Isekai Ittara Honki Dasu) #15

Plot

Rudeus encounters an old man who has slipped in time from the future and says to be the future rudeus. By Hitogami suggestion (forced), decide to defeat the Dragon God Orsted in order to avoid the route where he lose all the important people for him. (hitogami kills them)

Rudeus, who believed in the advice left by the old man, decided to send a letter to Eris, who left five years ago, proposing her. "If i come back alive, let's continue with our story."

As the story begins to move, will Rudeus and Eris fate begin to intersect again, guided by the red thread! ?