Young couple Sarah and David are figuring out the good and bad parts of being parents with their new son Alex in a busy city. As soon as Alex comes into their lives, his smile makes everyone happy and makes their home feel warm. Alex’s cute attitude and funny antics make everyone around him fall in love with him. Sarah and David write down all of his special moments, from his first steps to his first words.

They are very proud of each milestone and love them very much. But soon, their happiness is put to the test when Alex gets sick out of the blue. They are scared as they rush him to the hospital, but they hold on to hope and pray that their son will get better. During the hard times, they lean on each other for support and get strength from their everlasting love for Alex.

Even though things are hard, Alex’s strength shows through, and he starts to get better. His smile once again lights up the room. Sarah and David know that being a parent isn’t just about the cute moments; it’s also about getting through the hard times together and enjoying every moment, no matter how hard it is. While they watch Alex laugh and play with his family and friends, they are filled with thanks for their little bundle of joy. They know that his smile is the cutest thing in the world.