Yeon-Soo wakes up as a doomed, bratty guide in "The Guide's Abyss." He avoids Seung-Hyuk, an S-rank esper, but one accident later, they’re involved. His careful plans are ruined, and though he pulls away, Seung-hyuk sticks to him more. Will Yeon-Soo survive, or will Seung-Hyuk's possessiveness prevail?