A story of a young man who lacks a sense of reality after being dumped by his lover. He was visiting a seminar on cultural anthropology with his fellow classmates when he discoveres an ancient wall painting, which transports him to the past where mammoths dominated the world.
Taiga of Genesis is an ongoing manga by Mori Kouji, first published in 2017. It blends historical, action, adventure and drama. You can read all 8 available chapters of Taiga of Genesis online for free on MangaPulse; the newest is Chapter 122, added 2026-07-12. New chapters appear here shortly after they're released.