Valentines Day has arrived in Green Lawn, but Dink, Josh, and Ruth Rose are not feeling very festive this year. Trading paper hearts and candy feels a bit boring now that they are older. They are perfectly happy to just skip the holiday altogether and look for a real adventure instead. Suddenly, the holiday gets a lot more interesting! Each of the three friends begins receiving strange, anonymous messages and tricky puzzles from a completely unknown sender. Someone in town is acting as their secret admirer, and they are leaving a trail of clues for the young detectives to follow. The kids quickly realize this is exactly the kind of puzzle they love to solve! The trio teams up to decode the hidden messages and track down the mysterious valentine. Join Dink, Josh, and Ruth Rose as they race around the neighborhood piecing together the clever hints left behind. You will have to use your sharpest reading skills to help them figure out the identity of the secret sender. Dive into this fun, puzzle filled investigation and uncover the truth behind the cards!