Relationship aside from that have mirel party formation talk 6 npc have done festival with mirel and mira unlock hot spring
are asking how far need to go? I think relationship with done cg probably blow job with mirel and mira all remember said walkthrough adv far relationship never gave me specific how far to go. Im copy past part of walkthrough if that's help figure out geting hot spring
It's also necessary that you had the events with Mira and Mirel at the festival of Thremten and that your relationship with them is high enough.