"Jealousy is the pain which a person feels from the apprehension that he/she is not equally beloved by the person whom he/she entirely loves..."

    Moon Byulyi also known as "MOONSTAR" is a famous songwriter working in a Korean entertainment company in LA. She was sent to go back to Korea for an exclusive contract offer from one of the biggest entertainment company there where she get to collaborate with the new yet popular singer SOLAR. But what other people doesn't know is that, these two had some kind of "unfinished" past together.

  It's Moonbyul's free day but she's spending it alone in the company's music studio. What could she be doing there??? Stay tune & find out...    

    Hyoyeon & Junho...         They were so good together... so

Neighbors talks about 2 people's lives: one who cannot completely get over with her past that made her a stone-hearted person when it comes to love and one who wants to change her view  in order to make her believe in love again.   What will happen to these two, if they finds out that they were just

  LIFE is..   cruel...  

Lee Junho was always been in love with a certain noona he grew up with... But he never got the chance to confess to her... maybe because he thought that she only loves him as her dongsaeng or maybe because he is just afraid of being rejected... But now that his noona came back after 5 years, will he be able to confess his real feelings for her or might end up losing to someone else...