You're at the point where there's only one person out of 5 other original people you want to work with left? Even if you got the other person out, do you think

You're at the point where there's only one person out of 5 other original people you want to work with left? Even if you got the other person out, do you think you could execute with just that one other person? "Idea/direction wise it's going quite well" - Is it though?