Eager to be a good mentor, Bon takes Yumiko on her first mission to Chichén Itzá in 1978. Will Bon’s new assistant make a good agent — or stir up trouble?

Bon and Yumiko travel to the Kanmon Straits in 1185 Japan, where they must rescue and protect a survivor of the Heike clan from being hunted down.

In 3319 B.C. Sumer, a young boy develops the beginnings of an ancient writing system — but his village is under threat from raiders and needs protection.

Bon and Yumiko travel over 35,000 years back to the desolate landscape of Beringia to prevent a lone hunter from freezing to death on his trek east.

When a rogue Time Patrol agent murders someone, Bon and Yumiko are determined to stop the crime before it happens and uncover their colleague's motives.

The crew's next mission takes place 21,000 years ago in Southern France where their target is a Cro-Magnon boy who has been cast out from his village.

After Yumiko gets a promotion, the crew travels to 1229 B.C. Troy, to save their target. Bon's pride gets in the way when Yumiko comes up with a plan.

The crew saves an older man in 14th-century France from the plague. Later, after learning that he's still in danger, they launch another rescue mission.

After saving Lazarus in A.D. 79, Bon and Yumiko learn their target faces a harsher fate — death by gladiator fight or the wrath of Mount Vesuvius.

Bon receives terrible news about Agent Ream but must focus on his next mission: rescuing a young man from a sudden flood in 2400 B.C. Mohenjo-daro.

Using everything he's learned as a Time Patrol agent, Bon is determined to stop the Dimension Ball. Will he make it in time before space-time collapses?