As ink from a fountain pen drips onto the pages, the words lift off and manifest into Kitty, a 14-year-old[11] red-haired girl dressed in 1940s clothes who was Anne's imaginary friend while writing her diary.

After dark, two drunk men smash Anne's bedroom window with rocks after seeing Kitty turn on a light, drawing the police's attention and scaring her into fleeing with the diary.

Not knowing what happened to the Franks and the time since World War II, Kitty tries to file a missing person report at the police station for Anne.

Kitty trades one of Auguste van Daan's stashed high-price watches for modern clothes and visits the 6th Montessori School Anne Frank's library to catch up on history.

With a crowd gathered the next day, Kitty makes an emotional speech, accusing the world of deifying Anne and mishandling her message of helping and saving people.

Seeing Kitty afraid of what could happen, Peter offers to take her back to the Anne Frank House to live as an immortal, invisible spirit.

The site's critical consensus reads, "Where Is Anne Frank approaches a well-known story from a fresh angle while powerfully placing it in the context of the horrific tragedy that surrounds it.

[17] Peter Bradshaw of The Guardian wrote, "The story of Anne Frank and her diary is retold in this fervent, heartfelt and visually wonderful animated film.

"[18] Pete Hammond of Deadline Hollywood called it "a complete Anne Frank story reinvention that should resonate in the hearts of the young audience at which it is aimed".