Erio > The core
Aya > Erio gets sad
Nayuki > Aya gets sad / Sancti gets mad with Aya
Sancti > People start talking about blood near Erio
Nidhoggr > Erio feels lonely
Hvergelmir > Nidhoggr feels lonely
Salvatore > Erio feels lower than everyone around her
Shinki > Erio feels bored