1. April in Jeju I

With shiny new bikes, Rain and Hong-chul kick off their adventure on a rainy day in Jeju Island. Locals Lee Hyo-lee and Lee Sang-soon join for dinner.

2. April in Jeju II

The pals cruise along Jeju's emerald-colored coast and flower-lined roads. The loser of a vote on whose bike is cooler faces a fish-tastic punishment.

3. April in Gochang

A hands-on experience of Gochang's natural treasures awaits, from rock climbing and clamming in the mudflats to a breathtaking sunset ride on the beach.

5. May in Busan II

Bad weather can't deter Rain and Hong-chul from enjoying the perfect beach day. Once the clouds clear, the pals soak in some fun and sun on a yacht.

6. May in Gangwon I

The pair zooms through the lush, winding mountains of Gangwon-do for a camping trip. To Rain's embarrassment, Hong-chul becomes his stylist for the day.

7. May in Gangwon II

Actor Lee Ha-nee jumps on a Vespa alongside Rain and Hong-chul for a picnic to a hidden creek. Back at the campsite, the trio feasts on a savory dinner.

8. June in Gyeongju

Historical Gyeongju offers a hearty breakfast and plenty of sightseeing. Reminiscing about their younger days, the duo gets silly at an amusement park.

9. June in Namhae

Riding on Triumphs through stunning Namhae by the sea, the friends visit an impressive bike gallery and catch epic ocean views at every turn.

10. July in Jeju & August in Seoul

Back in Jeju Island, Hyo-lee and Sang-soon bring the duo to the recording studio. And in Seoul, their journey closes out with a welcome surprise.