What If Aqua and Natsuki Subaru .. ?

Natsuki Subaru

Aqua... No... This can't be happening...

Natsuki Subaru

I'll use Return by Death. I have to save her!

Natsuki Subaru

The familiar sickness... It's coming...

Natsuki Subaru

Ugh... Even after all this time, it never gets easier...