What is Ghost?
One of the important things for the band is anonymity, or at the very least portraying everyone on stage as characters and characters alone. The lead singer and frontman, Tobias Forge, was previously also anonymous until he was forced to come out for legal reasons. The other band members, known as nameless ghouls, are typically a rotating cast that remains mostly anonymous.
Ghost is themed around, in my own words, "Catholism if they worshiped the devil. Also the church is a band." However, it is all just a performance. And they have fun with it too! Very camp. They have a series of videos on youtube that give some more context to the band, and they're really . And there's a movie that recently came out! It's mostly a concert movie, but it expands on the lore a little bit too.
I've only been a fan of ghost for about 3 or 4 years now, so I'm not the most well versed or hard core fan. But I really like them a lot! I'm slowly working my way through the lore and having fun