Tsukishima-kun no Koroshikata

Ema is the daughter of a wealthy businessman who owns the international Howard Real Estate company. She has special abilities that her father has utilized in his business dealings. When the company opens in Japan, Ema decides to attend a local high school. Her goal is to connect with the Tsukishima family, known for their work as assassins. To achieve this, she enrolls at the same school as Ren Tsukishima, a member of that family.