He is the "number one" disciple in the world that her father is searching for; she is his most troublesome junior sister and the master he has to protect.
After growing up, a seed called "love" took root in his heart and became her most powerful armor.
As each other's thoughts gradually became clear, a long-planned murder began to surface...
Looking back a thousand times, I am intoxicated by the depth of spring; the falling flowers are intentional and the flowing water is ruthless.
"If you are alive, I will find you to the end of the world; if you die, I will take you away to the underworld."