Starz's manga / #Illness(2)

Tragedy __ Mc was always neglected by parents, one day she finds out she's terminally ill and has not long to live leaves her family and goes to the north to live with the Duke for her remaining life span

Mc has a one night stand with the ml, turns out the ml is his boss for his next security guard job. Ml is always touchy with him coz of his illness, and mc has a secret to bring his company down to pay his debt for someone he knows. 155