Synopsis

The protagonist manages to enter the Great Ruins despite being told it was impossible, revealing a mysterious power that was felt when the ruins were opened. Inside, he encounters beings who explain that he must pass multiple trials to progress, and that his initial method of entry was cheating. The protagonist discovers a cursed key and a blank skill card, both possibly given to him by someone who predicted his actions. He's warned that the prophecy protecting the 'Great Enemy' is weakening, and that he must become stronger to continue, also revealing the existence of the Aesir and Jotunheimr.