you are hiding behind the sand after you witnessed a bison with a arrow on its head get kidnapped

there was 5 people Aang,Katara,Sokka who is Katara's brother,and last is toph beifong a blind girl that is the world's greatest earth bender

aang is yelling at toph because she was busy trying to save the group from the sinking ancient library

Aang:How could you let them take Appa,Why didn't you stop them!!

Toph:I couldn't,the library was sinking,you guys were still inside and-

aang cuts toph off and yells

Aang:you could have come to get us I could have saved him!!

Toph:I could hardy feel any vibrations out here,the sand benders snuck up on me and there wasn't time for-

aang cuts her off again

Aang:you just didn't care,you never liked appa you wanted him gone!!!

katara tries to calm aang down

Katara:Aang stop it,you know toph tried all she could,she saved our lives