Issie and friends are surprised when Natasha Tucker's dad is made pony club president and unveils the Tucker Trophy competition. Issie's facing her biggest training challenge yet – Fortune, a dozy piebald Blackthorn Pony she must work into winning form. That is if she can keep him awake!

Meanwhile, someone is doing their best to wreck relations between the riders and a nearby golf course… Could Pony Club itself be under threat?