The doctor was being saved by Rhode island operators, But a problem rose as they got surrounded by reunions.
They manage to escape and regrouped with Ace then they encountered Mephisto.
While in the middle of fighting Mephisto, before Nearl could reach them, A mysterious Orb of Violet Light Starts to engulf the whole Chernobog.
It even engulfed the Rhode island mothership.
I haven't finished chapter 6 so please Don't bring spoilers.