New trailer for TV series "Mr. and Mrs. Smith": Which is more difficult, fake marriage or real murder?

Recently, a new trailer for the drama version of "Mr. and Mrs. Smith" was released, "We Got Married". A man and a woman spies hide in the city. Which is more difficult, fake marriage or real murder? The drama version of "Mr. and Mrs. Smith" is scheduled to premiere on Amazon streaming media on February 2. It tells the story of John and Jane who are hired by a mysterious spy agency, venture into the world of espionage and marriage, and learn to closely manage both.