It's safe to assume they're all talking to rooster head. The only one Demeter, Hildr and Frej call "darling", "little customer" and "wannabe" is him.
He's looking for some Yaoi action XD
I don't the Master would approve
Yeah, even if he's gender-bent by Mona XD
I only have his awakening story level 1 but there is the child of the brother of his pactmaker Osiris