Lionpaw begins meeting Heatherpaw of WindClan secretly at night, against the warrior code. Eventually, Hollypaw finds out and stops him, though Heatherpaw is distraught. Later, three kits in WindClan go missing, and almost provoke a battle between WindClan and RiverClan. Lionpaw, Jaypaw, Hollypaw, Heatherpaw and Breezepaw work together to find the kits, who have snuck into the tunnels in which Lionpaw and Heatherpaw had met. Meanwhile, Jaypaw discovers an old stick with strange markings, which has an ancient connection to the past.