Ikaw Lang Ang Iibigin.

Gabriel Viloria (Gerald Anderson) and Bianca Agbayani (Kim Chiu) develop a special bond at a young age in Zambales. They part ways as Bianca's father needs medical attention that cannot be provided in Zambales. Growing up, they lead separate lives without any communication. Gabriel juggles work and studies while Bianca became a promising young athlete. Bianca is scouted by TigerShark Energy Drinks President, Carlos Dela Vega to be their new endorser. Carlos falls in love with Bianca. A chance encounter at a triathlon organized by TigerShark in Zamboanga reunites Gabriel and Bianca. As they reconnect, they fall in love. Unknown to them, the love they share is threatened by the secrets of the past that if brought to light would destroy their love and their lives. With Carlos falling in love with Bianca, the return of Gabriel’s father Rigor and Gabriel becoming a triathlete, the playing ground becomes dangerous. But Gabriel will fight to the finish, running faster, riding the waves to reach his goals.