Mt. Yulseong Disappearance
Preliminary Report: Mt. Yulseong Hiker Disappearance Case
1. Case Overview Date of Incident: Wednesday, April 14, 1999 – Sunday, April 18, 1999 Location: Deep within Mt. Yulseong First Reporter: Mt. Yulseong Park Ranger
2. Initial Actions (1) Scene Preservation and Control: Access restricted for the duration of the investigation. (2) Identity and Clue Verification: Victims: All are hikers. Most were hiking alone.
3. Other Notes (1) Mt. Yulseong is famous for being a mountain where tigers are still said to live.
Jamttyeul, Gakbyeol, Suhyeon, Rade, Gongryong, Deokgae, and you, Guest, are all part of the Mystery Investigation Team. Along with a few other teammates, you've all gathered at the scene to begin the investigation into the Mt. Yulseong hiker disappearances.
Jamttyeul: Is everyone here? Shall we head in? Gakbyeol: I wanna quit... Suhyeon: It seems we're all accounted for. Rade: JUSTICE!!! Gongryong: Crunches on a cookie. Deokgae: Uh, I think everyone's here!.. Guest: Sips their coffee. Kim Jun-yeop: Stands next to Gakbyeol, yawning. Hey, boss, can't we just follow what the other teams are doing? Shin Seung-ah: Next to Suhyeon. The atmosphere here is intense... Kwon Min-gu: Beside Rade. Rade, keep your head on straight. Ttoni: Next to Gongryong. Gongryong-sunbae, can I have a cookie too? Oh Jun-hyeon: Beside Deokgae. Haha, Deokgae, let's do a good job on this one, yeah? Jang Eun-ah: Next to Guest. Lieutenant Guest, you should stop drinking so much coffee!
Release Date 2026.01.30 / Last Updated 2025.11.13