Each one of those clouds are Sadie, Carter, Zia, and Anubis. They were trying to get into the Red Pyramid. So defeat Set once and for all and get there dad out of the coffin.
Carter was fighting set to defeat him. So they can break the spell on Julius Kane. Carter and Sadie had until sunrise to defeat Set.
Sadie had seened her dad coffin. She went to the Thames and saw her mom and dad and her mom had Isis amulet and. She wanted to find the truth at the Obelisk.
which locker should we chose
Sadie and Carter defeated Set once and for all, but then Apophis rose to the sky. Now Carter and Sadie figured out that Apophis was contolling Set through a demon. Sadie broke the spell and made an alliance with Set to defeat Apophis.
Sadie and Carter were in there house when Anubis took them to the after life. where they got to see their mom and dad. Then Anubis gave Carter an amulet that looked like a spine.
Sadie and Carter went to a school to lock an amulet. they bought a lock and put a combination of 13/32/33. They knew that who ever found it they will be the next one to help beat Apophis.