Where did Decim send Chiyuki? To reincarnation or to void?


I saw that the mask changed and she just gave in to her wish to come back to
live in her last 'test', so I think she was sent to void, but I'm not really
sure. Can somebody explain, please?




She went to

> Reincarnation  
>  
>  ![White mask](https://i.stack.imgur.com/Qdzyr.jpg) This scene happens
> immediately after her elevator door closes.

