Love Next Door — Characters & Cast

To find her authentic self apart from her family's expectations.

Begins as a burnt-out perfectionist who flees her high-status U.S. life. Through painful vulnerability, she releases her need for external validation, learns to share her physical/emotional trauma, and successfully pivots into a passionate career as a chef.

To protect Seok-ryu and build meaningful spaces that bring people together.

Starts as an accomplished, emotionally guarded architect who conceals his long-standing crush behind playful teasing. As he supports Seok-ryu through her crisis, he confronts his own suppressed childhood pain regarding his parents' distant relationship and learns to express his love openly.

To save lives and live an adventurous, purpose-driven existence.

An energetic 119 emergency paramedic who believes she possesses 'hero DNA'. She evolves from a whimsical dreamer into an emotionally mature woman ready for deep commitment when she falls for single father Kang Dan-ho, ultimately pursuing her ultimate dream of serving on Antarctic rescue missions.

To uncover truthful stories and provide a safe, loving environment for Yeon-du.

A dedicated newspaper reporter raising his young niece Yeon-du following his brother's tragic death. Initially closed off to personal romance due to grief and parental responsibility, he learns to let Mo-eum into his home and heart, embracing a dynamic family future.

To ensure her daughter never suffers financial or social hardship.

Begins as a proud mother who brags incessantly about her daughter's elite corporate success. When Seok-ryu's cancer history and corporate burnout are revealed, Mi-sook undergoes a painful realization, shedding her vanity to offer unconditional maternal warmth.