Chapter 502, "Beginning (2).", is the clearest early answer because it turns Battle Academy's situation into a concrete plot event. The setup is “Hey, it’s the Battle Mage Academy team!, I can’t believe I’m..., but the pressure keeps building through Vincent Whitefang the teams captain ?.

Chapter 668, ".", is the clearest early answer because it turns Battle Mage Academy's situation into a concrete plot event.
Chapter 124, "Academy", is the clearest early answer because it turns Zara's situation into a concrete plot event.
Chapter 898, "Arrival.", is the clearest early answer because it turns Academy's situation into a concrete plot event.
Chapter 503, "Beginning (3).", is the clearest early answer because it turns Alec's situation into a concrete plot event.
Chapter 501, "Beginning (1).", is the clearest early answer because it turns Alec's situation into a concrete plot event.
Chapter 732, "A Deal With The Academy.", is the clearest early answer because it turns Alec's situation into a concrete plot event.
Chapter 701, "It Starts.", is the clearest early answer because it turns Bloodline Academy's situation into a concrete plot event.
Chapter 562, "Opinions.", is the clearest early answer because it turns Bloodline Academy's situation into a concrete plot event.
Chapter 555, "Desperation.", is the clearest early answer because it turns Bloodline Academy's situation into a concrete plot event.
Chapter 394, "External Training.", is the clearest early answer because it turns Academy's situation into a concrete plot event.