A group of young people of different nationalities are doing the 'Camino de Santiago'. The 'Camino' has been bringing them together and through small details we will get to know them. Together, before the Iron Cross, they definitely form a group that leaves their common mark on the wood of the cross.

Roberto explains his reason for doing El Camino and decides to separate from the group to fulfill his objective. Raquel discovers what Yoon Soo's dream is and it infects her with her vitality and impulsiveness, together they embark on a new personal path. The group arrives in Santiago de Compostela and terrible news awaits Jana.

Summoned by Roberto's urgent need to see each other, the five friends meet again. In these years, many things have changed in their lives. The five hide secrets behind their apparent happiness. The Camino will serve as a catalyst for everyone to show their differences and resentments. Between Raquel and Yoon Soo there is a dull and painful grudge. Luca begins to hit rock bottom.

The group begins to disintegrate. At a bend in the road, the five of them sit up again, with wounds that are beginning to heal, but friends again. Luca discovers the secret that Roberto hides and the one that has made them come together again. He also discovers, by surprise, the reason for the estrangement between Raquel and Yoon Soo.

In the second part of the second path, the group divides. Raquel and Jana cannot finish it for different reasons. The boys arrive in Finisterre, each of them with internal dilemmas and sharing this special moment, being aware of the vital changes to which this second path has led them.

The group rejoins summoned this time by Luca. Faced with the brutal lack of one of them, the rest meet, to set the final course in their history. Úrsula joins the group to do this third part of the Camino with them. Each one drags their own problems and getting together again will make them disappear.

An unexpected fright makes the old quarrels between Raquel and Yoon Soo come to light, but thanks to this they will be able to rejoin and continue 'El Camino' together. For Luca, this accident has given the last straw to his ailing business and this destabilizes him, causing his old demons to resurrect.

Jana rescues Luca and prevents him from falling into a dead end again, both of them support each other and reinforce their relationship. Raquel and Yoon Soo finally reconcile. Úrsula understands the essence of El Camino and they all come to Finisterre together to close the circle. Everyone feels close to their missing friend.