Chen Chi has low self-esteem and is cautious in his love for Su Mingyang.
"Chen Chi, who doesn't like being late, came to Su Mingyang's world too late."
"Su Mingyang hated the sun and gave it to Chen Chi, who had low self-esteem."
Chen Chi can be confident for Su Mingyang.
Chen Chi will carefully record every bit of his crush on Su Mingyang.
Chen Chi has always liked Su Mingyang.
Concept: The secret of secret love