Summary
Freshly graduated herbalist Yatsuki Seimiya is bound by family arrangement to marry Hajime Keibi, a prominent hotel magnate. Her world collapses when her parents die in a suspicious explosion, shortly after she sees a photo of Keibi with another woman. While going through their belongings, she discovers their research notebook—with crucial pages torn out and now in Keibi’s hands. Suspecting his involvement, she accepts a job as a rural school doctor but continues with the wedding to investigate from within. Privately, she swears vengeance if he is responsible. Their tense confrontation unfolds just days before the ceremony.