I was really confuse at first on why it's such a big deal to bite the seme's ear cause of the translation and later on find out that that's how they mark each other.
It's because Cain still think that Jooin is his master that's why he's not making a move. Throw that mindset away! I'm ready to see Yawhi's dumb face when that happens.
So cute! Makes me want a sugar daddy too.