Blue Song - Proud of My Voice

IT guy meets corporate golden boy. They can’t stand each other—until they maybe can’t stop thinking about each other.

In this installment of the Zero Woman series, Rei, the number-one assassin of the Tokyo Police Department's secret Zero Division, has been assigned to take out a notorious gangster responsible for dozens of murders. At the same time, she must protect the gangster's mistress from the hitmen who want to keep her from telling the police what she knows. At first, both women are upset about the arrangement, but they eventually come to appreciate each other.

Yoichiro, who had an affair with his younger sister, Wakana, has been living apart so as not to make the same mistake again. Yoichiro works as a gravure photographer’s assistant, but his photography skills are not improving. So he decided to use Wakana as a model and submit it to the competition. The two meet again after a long time and open the forbidden door again.

Yoko (Mieko Arai), a female shogi player and daughter of the shogi master Osaki, also holds the title of master herself. She possesses a dignified and alluring charm, making her an object of envy for everyone. Meanwhile, there's the dynamic Kasai and the reserved Tamura. Both are well-known shogi players, but it was Tamura who attained the position of Osaki's top disciple. This meant succeeding the master and winning Yoko's heart. Tamura and Yoko were approaching their first year of marriage, but the reality was…