People will miss many things and people in their life. Sometimes, once you miss it, you can't keep it...
When Lin Zhi was eighteen years old, she met someone who loved her very much. He would tolerate all her bad temper and pamper her very much. When she realized that she loved him very much, he disappeared from her world.
Only then did Lin Zhi realize what he had missed.
Mission: Cherish the present, the past is irreversible