It's a generally accepted fact amongst the members of the bat family that Alfred's cookies are the absolute best and that the last cookie is the best of all. The last cookie is coveted and fought over. The last cookie is important. When the Justice League needs to summon the Ghost King and every offering has been rejected, what else is there to try?

So listen, Danny knew going into this PA job that it was a bad idea to work directly under Tim Drake-Wayne. He knows himself, and unfortunately that means he knows his type, which Tim was practically tailor made for. It's like whatever ghost is in charge of the cycle of reincarnation sat down with clockwork to pick out the perfect soul and genetic donors for his future King to fall in love with. He knows for a fact that didn't happen; Clockwork is too much a smug bastard to NOT have poked the two of them into each other's lives yet if that was the case.