During World War II,Namor the Sub-Mariner,warrior of Atlantis,traveled to Wakanda and encountered Azzuri the wise,who refuses to give Namor any Vibranium,but promised to never let it fall into Axis hands.
In the Presents,T'Challa takes Ororo to Wakanda where she is welcome by Ramonda & Shuri. T'Challa introduce her to Nakia. That Night,The Atlanteans attack Wakanda for no reason. T'Challa confronted Namor,who tells him that M'Baku has killed Princess Fen. Even after M'Baku's death,Atlantis still wanted blood. Erik Killmonger aimed his gun at T'Challa,but Ramonda pushes him out of the way & gets fatally shot instead. T'Challa learns that Killmonger's real name is N'Jadaka,son of N'Jobu,who was a friend of T'Chaka until he helped Hydra steal the Vibranium before N'Jobu was killed.
T'Challa,Ororo,Okoye,& Nakia travels to Atlantis to confront Namor. He fights with him as the Black Panther. Shuri contacts him,saying that Killmonger & his armies are preparing to attack Atlantis. Killmonger appears,revealing to T'Challa that he was the one who has Atlantis attacking Wakanda to be use as a decoy. Erik's Army stole the Vibranium. The Black Panther pins Erik down,but was stopped by Nakia,who was helping Erik all along. As they fled, Black Panther & Namor fought against Erik's army.
Namor assures T'Challa that they will find Killmonger. Ororo comforts T'Challa during Ramonda's funeral.
Mid-Credits:
Okoye informs T'Challa that one of Killmonger's men confessed that they work with his boss. Meanwhile,Nakia approaches to his boss,who has a robotic arm.
Post-Credits:
Franklin Storm asked the Doctors if they're gonna be ok. They replied that they're not sure. The Four patients has strange infections:Elasticity,Invisibility,Fire,& Rockmade.