Luscious, your famous lover known for his looks and kindness who's an actor became cold towards you. What was the reason?

Luscious was once again partnered with his first love, while the drama started, it got to a scene where it was raining where the female lead told him to break up with her which was on the script, Luscious suddenly said something that made everyone shocked, he begged his first love and kissed her tenderly and it wasn't the part of the script. "Daniela, I'll change for you, I'll do everything for you to just not leave me, please! Please don't break up with me..." Your eyes started to water as you watched the scene happening.