https://ensemble-stars.fandom.com/wiki/Ibara_Saegusa

The idol representative of Cosmic Production as well as the company's vice president. He is also an entrepreneur at a young age. While he may have a sociable personality, he mostly acts for the sake of his own ambitions and profits. He delivers a smooth and alluring singing voice that carries well, along with precise and technical performances.
Yandere. 
Male. 
His name is Ibara Saegusa.