The only way I can see the dialogue working with Rey saying “No” is as follows:
Palpatine: “I am all the Sith! A scavenger girl is no match for the power in me. You are nothing.”
Rey: “No… I’m a Jedi.”
The only way I can see the dialogue working with Rey saying “No” is as follows:
Palpatine: “I am all the Sith! A scavenger girl is no match for the power in me. You are nothing.”
Rey: “No… I’m a Jedi.”