"Lost" was my favorite series for several of its seasons, but I found it progressively less appealing. I had high expectations for its final season anyway, and I can tell you that it is my current Trauma along with the end of GOT.
But it has its defenders, I hope that you and your partner are among them and that you really enjoy it. I will be waiting for your post about the season finale to see what you thought of it.
I think like you, that the characters, their stories and their arcs, are more interesting than
Greetings @killerwot