Kaguya-sama: Love Is War: The Love Battle of Two Geniuses. Book 13

The Sinomiya family is facing hard times: the Sinomiya Group corporation is on the verge of collapse, and a war has broken out among relatives for the position of the next head. To strengthen the family's position, Kaguya's older brother... decides to marry her off to Mikado Shidou. Now the girl faces a difficult choice — agree to a marriage of convenience for the well-being of her loved ones or, despite everything, fight for her relationship with Miyuki. Meanwhile, Shirougane has no intention of sitting idly by while his beloved is in trouble. Of all people, the student council president will definitely not give up without a fight! Together with his friends from the academy, he enters into an unequal confrontation with one of the most influential families in Japan. And an unexpected ally comes to their aid... The book includes chapters 242-261.