I'm not entirely sure as there could be many interpretations. It might be a story set in a science - fiction universe with 'stellar blades' being some sort of advanced weapons or tools. Maybe it involves adventures of characters who wield these blades across different star systems.
Since I don't know the specific 'stellar blade story', I can't say for sure. But typically in such stories, there could be a brave hero or heroine as the main character, someone who has a special connection to the stellar blade.
One key element could be the protagonist's journey. It's often a central part of the story in any game. Another might be the setting, which gives context and atmosphere. And of course, the antagonists or challenges that the main character has to overcome.
Stellar Blade is an action - adventure game. The full story likely involves a protagonist in a post - apocalyptic or otherworldly setting. They might face various challenges, perhaps against powerful enemies or in a struggle to save their world. But without more in - depth research, it's hard to give a more detailed account.