Others have appeared in Brockton Bay amidst a rising gang war, Piggot hates her job more than usual, and Danny has no idea how to handle the newest upset to his life.
The BRS elements present in this story are being taken from the 2012 anime plus some liberties on the side. Considering the many, many variations on the series at this moment I thought it prudent to specify.
Cross-posting from SB, I hope that's allowed here.
I see. In your darkest moments. You called upon me—the manifestation of your fears and despair. Your secret confidant. Is this what you truly wish for? Very well. Then my power is yours to wield. In this world of quirks, such would not draw much attention from those who do not look too deeply into matters. But some will grow curious about how your power truly works. Perhaps this is needed. Maybe your hopes of peace will finally be realized. But, heed this warning. Reaching your desires will...
What happens when you drop a few hundred to a few thousand Otherselves from Black Rock Shooter into the world of A Song of Ice and Fire?
Short answer: The Game of Thrones gets a lot more complicated, and there's a lot more collateral damage.
Takes place in the OVA canon. Mato must find a way back home while trying to free her friend from Dead Master. That's easier said than done when she's in another world with superheroes and Villains wandering around.