Tifa Lockhart is a playable character in Final Fantasy VII, and the deuteragonist of Final Fantasy VII: Advent Children. In Dirge of Cerberus: Final Fantasy VII and Crisis Core: Final Fantasy VII she plays a supportive role. Tifa is Cloud Strife's childhood friend but lost contact with him years ago. When she meets him again she convinces him to join the resistance group she is a member of, AVALANCHE, to fight Shinra Electric Power Company. Tifa supports Cloud as his comrade and helps him fight his nemesis Sephiroth, bearing the same hatred for him as Cloud does due to the destruction of their hometown.