Maybe some photo therapy?
https://www.youtube.com/watch?v=gkUsGkxZSvM
https://www.youtube.com/watch?v=bgiQD56eWDk
https://www.youtube.com/watch?v=rFxXoHkIwMk
https://www.youtube.com/watch?v=gkUsGkxZSvM
https://www.youtube.com/watch?v=bgiQD56eWDk
https://www.youtube.com/watch?v=rFxXoHkIwMk
Being told you're delusional does not necessarily mean you're mental.