The Grand Duke Wants Purity

One day, SSS-rank guide Seon Hee-jae steps onto an unknown snowy field. The person he encounters there is none other than the esper Ha Se-hyun. "Hyung, Se-hyeon hyung! Wake up, do you know who I am?" After guiding the collapsed Sehyun, Hee-jae himself loses consciousness. When he regains awareness, it's not Sehyun but "Kailus" who stands before him. Realizing he's been transported into the world of his favorite fanfiction "Under the Goddess's Star," Hee-jae follows the instructions of a mysterious blue window that appears. [Translator] Purify Kailus, or in your world's terms, it would be 'guiding.' Guide him and give him peace. Transform him from the 'Harbinger of Doom' to the 'Guardian of t...