The road to love is destined to not be smooth! Therefore, God created trials!
The love between a pair of unrelated brothers and sisters brings joy and sadness; happiness and pain.
She works hard for love, but also escapes from love; he is at a loss when facing love. Is he her prince after all? And is she his princess? Are they each other's guardian angels?
Those who fall in love with them are already doomed to have heartache and tears...