When Nie Huaisang gets paired with straight porn star Jiang Cheng for a five-part series, he’s sure it will be an utter disaster. Until the cameras start rolling and their chemistry alights like wildfire. (Or, the five times Nie Huaisang and Jiang Cheng have sex for their job, and the first time they have sex outside of it.)

If you’ve ever believed me in anything, believe I want what’s best for Jin Ling, the first line of the letter reads. Jiang Cheng has to stop and take a moment before he continues on to the next line: You must come to Carp Tower as soon as you can and lavish praise on the ugliest dog I’ve ever seen.