According to the Isekai Wiki , Chapter 27 marks a significant time skip and transition in the narrative:
You can read the latest updates or catch up on the series through retailers like J-Novel Club or Amazon . Isekai Tensei no Boukensha | Isekai Wiki | Fandom According to the Isekai Wiki , Chapter 27
: Two and a half years have passed, and Tenma has matured into a skilled adventurer while continuing to develop his god-given abilities under his family's guidance. According to the Isekai Wiki
: The rescued party is revealed to be King Alex of Krastin and his subjects. Impressed by Tenma's prowess, the King takes a liking to him and accompanies him back to Kukuri Village. According to the Isekai Wiki , Chapter 27