Wyatt discovers a mysterious new world, unexpected friends, and a super villain named Grimhilt in his tent fort; but when Wyatt loses the Wind of Goodness. Grimhilt plans to build a super weapon of his own and destroy Wyatt's Fort.
Wyatt leaves his bike in the park to escape a monster dog and looks for help to get it back, but when Desmond discovers a Doom Box meant for Grimhilt and night approaches, Wyatt must stop Grimhilt and find his bike before it's lost forever.
When Wyatt can't come up with a talent for his school talent show, but when Grimhilt enters the talent show and plans to kaboom the school after winning, Wyatt must find a way to beat Grimhilt before Grimhilt uses the Dirge of Destruction.
Wyatt's little sister, Emma, tricks her way into his fort. To stop her from messing everything up, Wyatt teams up with an unlikely ally, Grimhilt. Grimhilt's plan goes horribly wrong, Wyatt must discover the true value of a little sister.
Wyatt finds a WisenWatch in the park and it distracts him from what's happening, Desmond addicted to coffee. When Wyatt finds out that the watch belongs to another he doesn't want to give it back, putting Wyatt on a slippery slope.
Useless gets captured by the Snatchman of Powund. Wyatt once again teams up with the super villain, Grimhilt, to infiltrate the Prison of Powund and breakout Useless, but when the rescue goes awry Grimhilt is no where to be found.