It is Christmas Eve, and all the construction vehicles are finishing up work on the site, and when they leave they find that there is a special present waiting for each of them.

In rhyming text, the Construction crew find sweet Valentine's Day messages all over their site. "Happy Valentine's Day, Construction Site! It's Valentine's Day at the construction site, and every truck finds a special note just for them -- but can they guess which friendly truck sent it? Search the scene to find each mystery writer, lift the flaps to reveal sweet and silly messages, and celebrate the kindness of true friends"-- Provided by publisher...