After his feelings of being taken for granted are compounded by a crushing heartbreak, Rex makes a decision that forces his friends and family to look deep into themselves.

Sensitive loner Rex (Zaijian) is neglected by his mother and lives in his brother's shadow. His life seems to be just a parade of depressing experiences capped with a humiliating incident that cements his outcast status at school. He finds a ray of hope in his budding romance with his crush--until she leaves him thoroughly heartbroken. Tired of his depressing life of being ignored by everyone, including his family, Rex makes a drastic decision to disappear from their lives. Rex's parents frantically search for him, but their hopes are crushed when they finally find a body. They mourn his death and slowly realize that they somehow contributed to the misery in his life. However, little clues show the continued presence of Rex in the lives of his loved ones, who accidentally stumble upon a discovery that will shake them to their core.