Time travel? Lover? Brother? Lovers eventually become brothers? Our young master Yi Yan doesn't care about this, since he is not his biological child anyway, who can stop him if he wants to get it? The cold doctor in his previous life was the golden son-in-law that many people dreamed of; the ruthless young master in this life was the ruthless young man that no one dared to offend. The person you like actually becomes your younger brother? The big boss who occupies the two major industries of medicine and business has been trapped in love ever since.
Purpose: Don't find a partner by yourself, it is safest to be allocated by the state