The withdrawn elder brother × the sensitive and loveless younger brother
The pain of the original family is always there. Misunderstanding and estrangement stand between the two people. Being close is suffering, and staying away is missing.
"What does it feel like to like my brother?"
"A person's life is very long. You shouldn't think that I am your final destination."
They support each other in difficult situations, sew the broken past into warmth, and finally move towards each other's redemption.
Concept: Two teenagers support each other in difficulties and move toward warmth.