Seo Jung-In’s life is shattered when her chaebol family faces a sudden financial collapse. On her wedding day, her fiancé, Lee Han-Se, abandons her at the altar after his family learns of her family’s ruined fortunes. As if the heartbreak wasn’t enough, her father is arrested, and their lavish lifestyle comes to a crushing end. Forced into a humbling new reality, Jung-In and her family are left with no choice but to move in with their longtime chauffeur's family. From spoiled heiress to struggling commoner, she must adjust to life in the Kang household, where simplicity and hard work replace the luxury she once knew. Amid family strife and personal challenges, Jung-In begins to learn the value of resilience and strength on her path to discovering true happiness.