Ah, the good old bait and switch. Nice try author, I'm thoroughly experienced in getting my hopes crushed. I won't believe it until it actually happens.
Tomo will probably step back, she has been doing that for some chapters already, in fear of how their relationship will change if they begin to be lovers.
My heart is going to break if he does something stupid. But knowing Jun, she will probably run for the hills before she hears the rest of his statement.