 Her manga profile states that she had a very high chance of suicide and was likely to be killed early on, somewhat ironically since she ranked ninth place when she died.In the film, Yuko hears Shuya struggling with the door after he hears loud noises.Yuko opens the door and realizes she was responsible for her friends' deaths, and apologizes to Shuya (acknowledging that he is as much a victim in the game as she and her friends were) before proceeding to commit suicide by jumping off the lighthouse.