I don't know what the complete version of " 58 Shades of Grey " is. It could be a name or a novel. If you can provide more information, I will try my best to answer your questions.
The two main characters are Anastasia Steele and Christian Grey. Anastasia is a young and naive college graduate. Christian is a wealthy and powerful businessman with a rather complex and dark side to his personality, especially when it comes to his sexual preferences.
The story is about Anastasia Steele, a college graduate, who interviews the young and wealthy Christian Grey. Their relationship develops, and Christian has some rather unusual sexual preferences. He tries to introduce Anastasia to his world of BDSM. But their relationship also involves a lot of emotional turmoil as Anastasia tries to understand and deal with Christian's complex personality and his desires, while also dealing with her own feelings and boundaries.
The ending of Fifty Shades of Grey is kind of a closure where Anastasia and Christian reach a point of understanding and acceptance. There's a sense of hope and stability for them. However, some might find it a bit predictable or not fully satisfying, depending on their expectations.