Let's be so fr?! 
The only reason why the relationship between Jo and Ian seems boring to you is because it's probably gonna ba a slow brun and you like Ian and Tj because they are toxic were used to seeing toxic BLs. He literally put Ian in Jail because he didn't want him to leave him it doesn't matter how much feelings you have for a person. YOU DON'T DO THAT?! Especially someone you say you "care"about. There feelings are real but Tj is never going to settle down/ tell Ian that he loves him because it's not real love his is just possessive with Ian. Like 
I must become strong..