[Cao Pi waits for Pudding to repeat that, to be sure he's hearing what the thinks he's hearing (a little yes, a little no) but once he has the gist, he eases his hand away from Pure Havoc. A small gesture, but a clear one]

We will protect you if you protect us. We all work...together.

[he tries the whistling to make sure his point is clear, even with the simple words. He's been eager for this chance, waiting for this day. Alliance! Wise alliances with the green-eyes to protect their flank against a greater foe! Oh please let it agree...]