I get what you mean. Generally, I try to add as many different choices as I can, so that everyone can find an outcome that satisfies them. I am also up for adding more if so requested.
In this case, no, revenge is not mandatory. MC’s drive can also be just ‘freedom,’ especially if you set your core personality to ‘altruistic.’ If you want more detailed spoilers, though, feel free to reach me via mail or DM me on Tumbr. All my info is in my profile.