YES VERY YES those three need to be drinking buddies. Ink really likes having friends because she's all like "but I'm a delinquent still bwaa". Also she might have let him drag into his bed, although probably before he and Cas started to...do whatever they're doing right now? Idek if they're exclusive PLS HOLD WHILE I CONSULT
BEST CREW IS BEST. they can mom the Mama together, because seriously to Ink they're some sort of cozy little family, not even sorry.