“Oh, fuck loyalty!”
It’s finally happened: after seven seasons of acting like his trainwreck twin sister was the love of his life, Jaime Lannister told her that’s quite enough and started riding up the Kingsroad all by his one-handed lonesome. Unlike in the books, where Jaime was already away from the Red Keep for weeks on military business before he went AWOL with Brienne, and he’s left Cersei to assume he is oblivious to her plight, in the show version, he ended their relationship face-to-face. Earlier in the season, Olenna Tyrell told Jaime his sister was a monster and she would be the end of him, she was a disease and he would regret his role in spreading it. Based on his response to Cersei’s behavior at the time, Olenna’s predictions appeared accurate. For a moment there in “The Dragon and the Wolf,” it looked like Cersei was actually about to kill Jaime, precisely because he was refusing to go along with spreading her disease anymore. Based on his departure, it seems he walked out just in time to keep Cersei from being the end of him.
How did he finally reach his breaking point? Leaving aside all the other depravities she indulged JUST in Season 7, what did Cersei do* that Jaime simply couldn’t tolerate anymore?
Just in the finale, Cersei and Jaime’s disagreements include: