what is baby reindeer based off of

Baby Reindeer is based on the real-life phenomenon of fawn-mommy separation anxiety, which occurs when fawns are separated from their mothers at a young age. In the story, this separation is caused by the mother's death, which triggers a deep sense of grief in the baby reindeer. The story also touches on themes of loss, family, and the importance of love and support in overcoming obstacles.