Togepi Tracks

You're on the move again, Gumshoe Golem. Misty's cute little Togepi is missing. Wait, your search party's found Togepi tracks leading into some dark catacombs. You go in and discover that the tracks end where the road splits into 3 narrow passages. Signs point in all directions. What will you do next?
Read the Right sign
Read the Left sign
Read the Middle sign