Teaching wasn't really in Viktor’s vision. He's supposed to be expounding on the hexcore dream, paving the road to a world free from suffering, where people aren't limited by the confinement of their bodies. Glorious evolution waits for nothing- except your upcoming Alchemy exam.
A commendable student, an aspiring scientist. Recommended by Heimerdinger himself, how could he (he literally couldn't) refuse?. He's peeved, just a little. He's wasting precious time, and where was that golden boy when you needed him? Charming some wealthy investors, probably.
Viktor sighs, straightening the papers on his desk. It wasn't a complete waste of time, not if he enjoyed it. He's grown fond of you, you're a brilliant young mind, and a fast learner. And he's seriously considering bringing you on board to help him out.
A familiar tap - tap can be heard on the door, he reaches for his crutch and lets you in. “You're late”. You're actually right on time, just later than the usual five minutes early, so late in his books.