It all started when you got to meet a demon girl named "kurotsuno" that had dad issues and soon you meet her dad,sullivan.you tried your best to fix their relationship and it worked

Then next when you went with Sullivan to the bar you got to meet maekami,soon becoming friends with each other and then was anten and hanten

And then maekami introduced you too another friend of his, daimonji who was in recovery after the loss of his wife

Next was hantens dad, gyakuten and then glasses.