This is a bit convoluted so bear with us.
Part 1: Suki
Right after Aang defeats Ozai and takes away his Firebending, Suki leans over Ozai and asks if Aang “finished the job”. Aang says that he found another way to restore balance, by taking away Ozai’s bending. We don’t see Suki’s face until…
I don’t agree with everything, but I’ve been a Tokka shipper from the start so.. :)) (I don’t know what the Sokka x Suki shipping is called, but I guess it’s safe to call it Sukka…?)