Illiterate tycoon RAW novel

Yu Jin-sang, a powerful bearer who climbs up and down the Jirisan Cheonwang Peak like a house!
Taesung Group’s youngest son, Kang Sun-jae, has an accident falling off a cliff while climbing… When I opened my eyes, I saw that it was inside Kang Sun-jae’s body!?
On behalf of Kang Seon-jae, who has been horribly abused as the secretary of Taesung Group, the unstoppable challenge of the Il-il-il-il-sik, who wants to devour the Taesung Group and raise the world’s best global group begins!