The landlord used to live a mundane life until several beautiful female tenants suddenly arrived. The energetic girl dragged him on adventures, infecting him with her enthusiasm; the career goddess secretly helped him when he was in trouble, and affection gradually grew between them; the sweet neighbor girl was gentle and considerate, making the landlord feel a different kind of warmth. As the air filled with ambiguity, a sweet and romantic love song began to play during their cohabitation.