Kung is a graceful, beautiful woman who has grown up in the slum, with a mysterious background about her birth. Due to employment obligations, Kung finds herself travelling to Kheha Nang Khoi which is located on a cliff. She is employed as a caretaker for a mentally challenged woman who wears a mask all the time. Kung later discovers that the lady is not crazy and may be related to precious lost jewelry, "The Pink Diamond".
Rachan, a farmer who owns a plantation, orchard, and livestock, despite being wealthy, lives a life of modesty with his sister Waew Dao, but has a background of Sua Det when house rules Cities have city rules…
The sudden and mysterious demise of his father Phipop leads Pithai to discover that his girlfriend Kamolthip was in fact his father's lover, and therefore a prime suspect in his death. To escape she runs off with another man and Pithai begins to blame Chadathan, her younger sister who has always had a secret crush on him. She soon finds herself in a love trap with Pithai that binds them together, but will they ever be able to escape the cycle of love, revenge, and pain?