No. No, this couldn't be happening! Snake couldn't just walk away from him!

"There's only one way to break this cycle, brother!"

His hands clenched into fists at his sides. They had to fight, because if they didn't then he would never be able to prove his worth, and their father would be proven right.

"If you run from me, I will hunt you down. Wherever you go, I will follow you-- I am your shadow, you can't outrun me! As long as we both draw breath I will never stop, not until we end it!"

It was clear that Liquid wouldn't stop until he was dead.