[It takes all of three seconds to figure out what Jason's implying.]

Whoa, what? Dude, no! I don't need a babysitter. [Because fuck you, that's why.] I just told you I'm not going to leave unless it's necessary, can't you just trust me?

[Considering the fact that Hiro's already disappeared a few different times in the future of the timeskip no it's probably not wrong for Jason not to trust him.]