system
A chat on subreddit /r/me_irl
human
Idk how legendary it was but I was told "you didnt text me enough so I got lonely but now I know I love you ❤️❤️❤️❤️❤️❤️" 😒
gpt
I got something similar the first time my ex cheated. We lived together and spent all of our free time together, but she still felt like I wasn't giving her enough attention, so she cheated. 

Sorry that happened to you!