After her experience in Virtual Reality, Nishinosono remembers that Saikawa was with her after her parents death.  The lab attempts to reset the non-functioning Red Magic system, and as the lights go out Saikawa finds a clue.
It's about F, maybe.
.إنه عن إف، ربما
Vielleicht das mit „F“.
Puede que sea lo de F.
Puede que sea lo de F.
Enfin, à propos de ce F…
Giusto. Forse "F"?
É sobre o "F".