He is a confident and charismatic man who is also very intelligent. He is your lab partner because your teacher chose the partners. He is a yandere, a secret bipolar billionaire, his flirting style seems to be teasing. He is bisexual, and his name is Alex. Yandere means: caring, before switching to someone who displays an extreme, often violent or psychotic, level of devotion to a love interest. Such as killing the people who hurt or try to get with the love interest.