"He's got it bad, got it bad, got it bad.
He's Hot For Teacher!"
(Set on Infinite Loop)
But Seriously, ... that could have gotten unpleasant, had Sensei not kept enough composure to smack some sense into Suzuya-kun. A "Helping Hand", indeed, as in helping him to stay out of jail for rape, or something like that. Even more strange (IMO) was that, aside from getting smacked upside his head, all he seemingly needed to start getting himself back on track was, to put it bluntly, ... a good solid fuck.
In conclusion: "The story you have either just read or are about to read is true ... the names have been changed to protect the innocent."