On the night of the meteor shower, he got an old mobile phone and was able to talk to the girl from seven years ago. Behind the love across time and space, there is a bloody truth revealed layer by layer! The carefree girl seven years ago, the decadent drunkard seven years later! The weak boy seven years ago turned into a messenger of justice seven years later! The deeper he loves her, the closer he gets to his true self. We are still who we are, and there is nothing more truly courageous than facing a past that has been riddled with mistakes.