Now you know how a lot of us felt when we couldn't just choose to leave Zenos in space and not engage in a fight with him even after he literally said to us 'you could just walk away'...
This isn't the first time they have forced something onto us and not REALLY given us an option.
Besides, you never actually agree to calling her that. You can interpret it any way you want. Everyone else calls her that, but you don't have to. The WoL doesn't actually speak.
We had no choice but to fight Zenos.