While the contestants were climbing the Red Tower, things weren't as peaceful in the System's universe. In fact, there was one individual who caused a huge mess and forced the System to lock down the whole universe and tighten the security around the PE-50 Galaxy, where the majority of the forces and the main controlling unit is situated.
"Airship KX-09 down! All combat units requested in the AT zone."
A human female was speaking through the microphone, passing the orders to players and alike. The invader appeared out of nowhere and killed everyone without any discrimination. The casualty toll was over a thousand in less than an hour and it's still growing every second.
Right after she passed another order, she leaned against her chair and let out a long sigh. She looked at her partner, who's also in charge of passing emergency orders.
"What the hell is happening?"
In response, the partner wiped the sweat off her forehead and replied: