I Spent Summer Break Caring for My Injured Best Friend, Then Walked into Her Brother’s Bedroom

Seven-year age gap / married first, fall in love later / sweet romance University piano teacher & capital’s golden-boy heir Just before their wedding, her fiancé abruptly dumps her and kicks her out of their new home. He moves straight in with his divorced boss, who has a child. She goes to care for her friend, who has broken a bone, but walks into her friend’s brother’s bedroom by mistake. Thinking he’s her friend, she cuddles up to the CEO brother and sleeps with him all night. To her surprise, he won’t let her go and insists she be responsible for him for the rest of her life. - After their whirlwind marriage, she thinks all she needs is a partner to share married life with. Whenever her ex and his new family of three give her a hard time, or troubles with her birth family pile up, he is always firmly at her side, protecting her, cherishing her, and helping her heal. - The fearsome capital-city golden boy she was always afraid of seems to have turned from ice water into sugar water. He becomes clingy, fiercely protective of his wife, and utterly doting. This time, the woman who was used to being abandoned finally has someone who loves her fiercely and stands by her without wavering.