A Song- 4 Seasons of Love :

''When it was the start of winter in my life, I found her by my side giving warmth to survive in the worst. When it was rain, she became my umbrella, saving me from storms. When it was summer, she became my rain to save me from drying... I wrote 3 songs but when my spring came, she decided to leave me and my last song remain incomplete.'' - Kang Ye-Joon's letter to Oh Areum.
But one accident and all went upstairs down.
''where am i?'' ye joon
''heaven for sure. or else how could you see angle?''- Ayla
A girl who is successful at a very young age by her hard work, easy-going and down earthed, and most also blank head. Her accidental and unexpected entry in Ye Joon's life.
what new twists and turn will bring into Ye Joon's messed up, dark life?
How will he find his spring?