An academic and cynical sophisticated detective drama that can teach you about Adlerian psychology. Ranko Ando is a single female detective with no boyfriend. She is an ace who has taken the lead in solving many difficult cases at the young age of 32. However, she's also a lone wolf who doesn't listen to the opinions of those around her, and always does what she believes to be right. However, Ranko is partnered with Toshio Aoyama, who has just gotten his wish of being transferred to the 1st Investigation Department. Toshio is the polar opposite of Ranko, and tends to be too concerned about what others think. This makes him harshly oppose the way she thinks. But as he works with her, he learns Adlerian psychology and develops one step at a time. This daring detective drama is a live-action adaptation of the Asian bestseller, "The Courage to Be Hated". Through the life of Ranko Ando, "The World's Most Hated Female Detective", this drama questions the necessity of "The courage to be free and happy".