My mistress is pregnant and I want to leave you. Sophia marries on behalf of her sister and contributes to the family despite being treated coldly. Her husbands unreasonable reasons bring their three-year marriage to an abrupt end, but the liberated Sophias heart is as light as a feather! She started to enjoy her life as a single woman surrounded by her favorite books to heal her broken heart and start a fulfilling life! Then one day, while she was absorbed in a grimoire, she caught the eye of her brother...? Sophias talent to unknowingly decipher the grimoire and summon spirits becomes a major presence in saving the country from a crisis. Meanwhile, her ex-husband regrets his mistake as his business begins to stagnate...?