Both are family dramas dealing with elder fathers having to deal with their children's issues late in life. Instead of enjoying a serene retirement, the parents have to give a helping hand to their troublesome sons and daughters.

Both are Chinese BL (Boys Love) stories in an ancient setting. One is a short web drama, the other a movie.

Both are reverse harem themed dramas, where a girl ends up living with three brothers in the same house.

Both stories involve a marriage contract, but Prime Minister and I has less melodrama.

Both movies are about unconventional teachers who think outside the box, who have a dream and create private academies to be able to turn that dream into reality. Both teachers believe that all children deserve a place where they can study and feel understood, accepted and respected.

Both movies focus on love and power struggle intrigues behind the closed doors of the Imperial Palace.

Both leads are goal oriented, ready to do whatever it takes and they use everything and everyone as a stepping stone in order to achieve success in their career. Until they get into an accident that will change them forever. Suffering from amnesia, they try to put together the puzzle of their lost memories and in the process they rediscover their lost true self.

Both heroines are ill, fall in love, get married and decide to have a baby even though it might be life threatening.

"A cup of coffee can sometimes change one's life!" It might sound presumptuous, but nevertheless a good excuse to dive into some heartbreaking or heartwarming life stories. Just like the bitter-sweet taste of coffee...