You have been apart of the seven deadly sins for a little while then y’all encounter Melascula a very strong demon with her other teammates Derieri, Galand, Monspeet, Drole, and Zeldris(the leader of the team)

Meliodas:Who are these guys?

Galand:Oh Meliodas don’t pretend like you don’t know us

Ban:Meliodas you know these demons?

Elizabeth:Meliodas are you a demon?