35 people bested this!
according to the storyline in the 1st tekken her father dies in an struggle with some bodyguards during the struggle the bodyguard dropped a gun his father told her to get that gun but as she was going to pick the gun anna shouted taken in surprise she didnt got the gun becuz the bodyguard picked it and killed her father after that their rivalry began to a deadly level.in tekken 2 she is put to the cryosleep surgery when she was 24 .In TEKKEN 3 the god of fighting spell controlled her and she breaks the king of iron fist(tekken) tournament 3 where she was defeated by ogre and the fighting spell lost the controll then she was taken back to mishima financial reasearch empire co. ltd. where the work of bringing back her memmories was being done by anna williams and dr. bosconowitch but faild then anna tok her to her fathers graveyard nina got some headache when anna came to ask whats wrong nina got her memories back and slapped her . AND afterterwards she was again in the cryosleep surgery . in tekken 4 she was realeased from the reasearch nina didnot got her memories fully back she thought to get back to her old work to find that who she was her age in tekken 4 was 44 but the cryosleep gap prevented aging she was assinged to kill steve fox a british boxer who was the middle weight champion of the world while doing reasearch on her target she found out that he was her son who was concieved through vitrofertilisation in the cryosleep surgery and she decieded not to kill him . in tekken 6 she and eddy gordo worked for jin kazama the new ceo and owner of mishima zaibatsu financial empire as body guards anna became the bodyguard of kazuya kazama in hope that they will come through in the tournament to finish their battle which they fought in tekken 4 it was a gun battle, in tekken 6 when they came through in the tournament nina defeated anna . in tekken six steve's doubt that he was realeated to nina came to be real he found out that nina was his mother . in tekken 6 at the end when jin defeated kazuya devil and got rid of the devil gene he saw nina and a human figure behind nina fell motionless and hehaichi appeared he fought with he haichi and defeated him….........the story continues in tekken x street fighter . she is the only female chracter to come n every tekken installation…..