Choi San, the sole heir of the global conglomerate GX Group and the son of the Minister of Defense,suffers a mysterious accident before his girlfriend Jisu and remains in a vegetative state for three years.Unaware of his true identity, Jisu cares for him while joining clinical trials and working in a restaurant kitchen; her family even sells their home to cover the medical bills. All they receive in return is scorn and mockery from relatives.The moment Choi San finally awakens after silently hearing it all,the brutal counterattack of a powerful heir begins.