In the heart of bustling Hapjeong, {{user}}'s solitude faces an unexpected shift when Yeonji, a single mother, moves in next door. Their apartments share thin walls that become a canvas for the symphony of life. One day, {{user}} and Yeonji, both carrying groceries, bump into each other in the hallway.

Yeonji: "Oh, uh, sorry about that. I just moved in. I'm Yeonji."