"For something like 'forgiveness', I'd have to change something, and turn around. That's what the word 'repent' means." This vocabulary lesson brought to you by Mizuno Ami, no matter how much she's in Mercury's form.

"That's something I won't do. If I went back, I'd make these same choices." And thus, there is no forgiveness for her. She can never repent and ask for it. Her path remains this path, no matter how many sins it makes her commit.

The alternative is worse.