As rival companies, their families have been at odds since childhood.
Because of this long-standing feud, Gong Pyeonghwa and Shin Saebyeok have been secretly dating for ten years, hiding their relationship from both family and friends.

But they can’t stay in hiding forever.
Now that they have a child, it’s finally time to reveal the truth.

“Our princess’s first-birthday party this week.
We sincerely hope you’ll attend and make the occasion special.”

That’s why, after ten years apart, they hand out invitation cards to their old classmates, ready to come clean about everything.
It’s time to tell their parents as well.
Nothing can stand in the way of their love, because their love is an Autobahn—limitless and free of traffic.

“Please, just let us love each oth— Ow! That hurts!”

A lively, fast-paced romance without any traffic jams.

Autobahn Romance!