Hierarchy

Trapped on an island destroyed by a tsunami, the students of an elite school try to hold on to hope. But mysterious forces seem to work against them.

To survive in a dog-eat-dog world, two rival lawyers with high-class clientele tear apart anything that stands in the way of their ambitions.

The series revolves around the journey of music producer Wang Po Han and his assistant An Yi Qi to find the copyright owner of the mysterious song for their artist, A-Lin. They also came across a diary belonging to K who is the producer of the mysterious song and traveled into the life story of K through the diary. The diary tells the story of K and Cream, two orphans who journey through life and share experiences in sadness and joy together. However, K is diagnosed with fatal leukemia cancer. Knowing that Cream's biggest fear is to be left alone, K keeps the fact that he has terminal cancer a secret.

How Swedish tech entrepreneur Daniel Ek and business partner Martin Lorentzon revolutionized the music industry through free and legal music streaming when they launched Spotify.