The player has the ability to "influence" their party members during dialogue; depending on the level of influence, party members will either support the player character unconditionally, while having a lack of influence might cause them to leave or turn on the protagonist.
The player has the ability to "influence" their party members; by doing things that impress a party member, the player increases their influence with them. Depending on the level of influence, party members will either support the player character unconditionally, while having a lack of influence might cause them to leave or turn on the protagonist.