Recommendations

Both dramas have similar stories about Flower boys and a poor girl. I think "Moon river" is better than BOF.

A tree with deep roots tells a story of King Sejeong the great. He is a son of Lee Ban Won. Two dramas will give you an complete story about founding of Joseon and invention of Hungul characters. Both dramas consist of well written stories and you'll never regret of watching them.

Both dramas are about serial killers and copycats. Both main lead detectives affected by serial killer in past.

Both are Godfather-like gangster dramas. Both have hot, talented stars: All In- Lee Byung Hun, Ji Sung, Song Hye Kyo; Friend - Hung Bin, Kim Min Joon. In both they vie for the same woman. All In has an unexpected, great ending: Friend is not so unexpected after the first episode.

Life is not perfect, we all have our weirdness, we all have "an illness" we're hiding, so finding the persons that can accept us as we are can be hard. Both series talk about relationships, friendships and acceptance. Both combine serious situations with comical reactions and their chracters evolve as the story unfolds.

Sincerity and mature conversations. Both dramas offer a breath of fresh air. Both have comic moments and unexpected situations are solved by communication..in this dramas its characters actually tell their problems to others and work to solve them.

The entire drama flows along with a string of mysteries and everyone seems suspicious except the leads (as usual).

[Spoiler] The eighth episode of this drama and drama Gap Dongi have the same theme, about a serial killer disappeared in the late nineties after his 14 crime, and now after 17 years of the killer disappearance, crimes appeared again and appallingly!

[Spoiler] The fifth episode of this drama and drama Soul/Hon have the same theme, about fabricate a mysterious fire at the orphanage, and the souls of children at that orphanage need someone to help them to take their revenge.

[Spoiler] The fourth episode of this drama and the first episode of the drama Dr. Frost have the same theme, about two characters are alike in one way or another, one is a famous while the other not so, And a conflict of ambition in mysterious ways.

A man and woman work together on various murder cases. Except in this case, the woman is that who is more intelligent and considered a genius.

A man and woman work together on various murder cases. Except in this case, the woman is the one who is more intelligent and considered a genius.

A man and woman work together on various murder cases. The woman works for him.

Both are about girls who are a bit out of place in their new environments and just happen to befriend and fall in love with rich and powerful people. Moon River takes place in a university, while Boss & Me is at a workplace.
Both are romantic comedies...but have drama in various episodes.