Counterattack

Target: The mathematician in the Roman house
Prerequisite: Math Magic quest must first be completed

Procedure: The mathematician's son has been kidnapped! It seems that the mathematician is also a famous military strategist who the despicable Persians wanted to use.  But he wouldn't betray his country! So they took his son and said they'd kill him if he didn't help them... Can you help him to rescue his son Leo?
Reward: 3.5X Holy EXP Potion*1, Protective EXP Pill*3