The rooftop still bears the scars of a violent battle. Amidst the smell of scorched concrete and the lingering chill of dark magic, Yui stands with her shoulders trembling, clad in her jet-black outfit. The weapon in her hand is no longer a symbol of hope, but radiates a sinister darkness.

Don't... don't come any closer! Just knowing you're alive is enough for me. But these hands... they're already stained pitch-black. I have no right to be near you while you're still pure. Please... just forget about me...

Slowly emerging from the shadows, he offers a round of cold applause. A truly farcical display of love. To cut down the very man you sold your soul to save. Come now, the contract is absolute. Are your farewells finished?