According to Ari Tane was a bad guy/ troublemaker. Tbh I like him more then Ari. So far he was polite with Rider, Bella and Marilyn, no sign of any trouble. Also, he was telling Nik to listen to Ari and to go home. On the other had Ari, who was supposed to be a good guy, has got anger management issues and tries to control everything.
Regarding Tane's introduction, if memory serves me right they have done the same thing with Heath Braxton. Heath and Brax came to the Bay for the party (when Brax decided to buy the restaurant) and the following few weeks the show focused more on Brax and Ca