The Spike Volleyball - S-Tier Nishikawa and Hee Sung Kim Destroy Sanghyeon

How to get the open beta instructions are here: https://youtu.be/6P_xxbNV-KE

Sanghyeon is likely a killer of the "ghost girl" (search my channel for "easter egg") and gets dismantled by the double S-Tier attack of Nishikawa and Hee Sung.