Mysteries
Here are things we haven't found out yet.
This is not a complete list.
- Why did Simona del Mago put the wrong names for her parents on her school transfer papers?
 - Why was Simona staring at Ryouko on her first day of school in Mitakihara?
 - Who dropped supersaturated grief cubes in the park in Chapter 1? Why?
 - Why are magical girls reporting missing grief cube shipments in Cult surveys?
 - Why are magical girls reporting missing colleagues in Cult surveys?
 - What bothered Patricia after Ryouko got her implants upgraded in Chapter 9?
 - Why does Ryouko's soul gem glow in the presence of active FTL technology?
 - Where is Homura?
 - Why did the Cephalopods attack? What is their goal? Why are they continuing to fight a war for which they were unprepared?
 - Why has nobody wished away the war?
 - Why did the Cephalopods raid Ryouko's transport in Chapter 20?
 - What was the nature of Joanne Valentin's "religious experience"?
 - Why would Kyouko be a target for foul play during an amphibious assault on a Core World?
 - Why are there no more precognitive magical girls?
 - Why can Mark 2 TacComps perceive Ribbon experiences? What does this imply about their relationship with their hosts?