The ending of the anime, Nana, was: In the end, Nana and Zero got along very well. They experienced many adventures together and supported each other through many difficulties. Zero stayed by Nana's side to protect her and give her strength. In the end, they finally overcame all kinds of difficulties and came together. Nainai, on the other hand, was a more complicated character. She had experienced many setbacks and pain in the story. In the end, she finally realized her mistake and decided to give up everything in the past and start anew. She also got along well with Zero and experienced many adventures together, becoming the best support and support for each other. In general, the ending of the animated film was very happy. Everyone got the result they wanted.