[Machine Translation] The series has sold more than 2.1 million copies! (paper + electronic) Here is a secret plan to pierce the strongest. The merchant kingdom is behind the second prince, and his most powerful sword, Vizmleg-Zero, is in his pocket. In order to protect the kingdom, Haruka challenges an unprecedentedly powerful enemy, but Zero's abilities exceed the imagination. ...... "This feeling I've finally grasped. I'm not going to let you get away with it anymore! In a battle to the death, will Haruka be able to master the evolved "Staff of the World Tree"? This is the 14th act of a "loneliness" adventure in hard mode. Angelica is going to get serious!