Avatar: The Way of Water  Plot Summary

More than a decade after the Na'vi repelled the human invasion of Pandora by the RDA Jake Sully lives as chief of the Omaticaya clan and raises a family

with Neytiri, which includes sons Neteyam and Lo'ak, daughter Tuk, adopted daughter Kiri and a human boy named Spider

and was unable to be transported to Earth in cryostasis due to his infancy. To the Na'vi's dismay, the RDA returns to prepare Pandora for human colonization, as Earth is dying.  

He decides to spend time with him in order to draw Spider on his side, and in turn, Spider teaches Quaritch about Na'vi culture and language. Aware of the danger Spider's knowledge of his whereabouts poses to their safety 

Nevertheless, the family learns the ways of the reef people, Kiri develops a spiritual bond with the sea and its creatures, and Lo'ak befriends Tsireya, the daughter of clan chief Tonowari and his wife Ronal. 

She is healed by Ronal, but when Jake calls Norm Spellman and Max Patel for help, Quaritch is able to track them to the archipelago where the reef people live. 

When the Metkayina learn of the tulkun killings, Lo'ak takes off to warn Payakan, followed by his siblings, Tsireya, Aonung, and Rotxo. 

Quaritch forces Jake to surrender, but upon seeing Lo'ak imperiled, Payakan attacks the whalers, triggering a fight that kills most of the crew and sinks the vessel.  

Tonowari, however, respectfully identifies him as part of the clan and welcomes his family to stay. Jake and his family accept and forge a new life at sea, with Jake vowing to keep fighting the human invaders.