What is the climax in the novel, When We Were Birds?

The climax comes in the cemetery as Darwin confronts Errol about what he is doing to the graves. Darwin and Yejide had made plans to run away from their lives, but Yejide is subconsciously called by Darwin to the cemetery where she is forced to face the dead who have been wronged by Errol. The dead insist on being allowed to kill Errol.