Definitely not. Luther is a work of fiction. The creators crafted the story and its elements to provide viewers with an exciting and thrilling viewing experience that doesn't have a basis in reality.
Another aspect of his sad story could be related to family. In the world of wrestling, there are often storylines that involve family drama. Roman Reigns comes from the Anoa'i family, a famous wrestling family. Sometimes the storylines might have put him in situations where family relationships within the story context were strained or difficult to navigate, adding an emotional and somewhat sad element to his overall story.