How To Send a Friend to Nirvana

After the tragic death of their childhood friend, Kang Chung-Woo, Ha Se-Jun, and Eun Bin decide to grant Myung Yu-Hyeon's last wish by performing a séance so they all can hang out for the final time. Much to their surprise, the séance works, and Yu-Hyeon's spirit comes back. But he wasn't exactly ho