"Sir Chief" is a fictional character from the popular Philippine television series titled "Be Careful with My Heart". He is portrayed by actor "Richard Yap" and is known for his kind-hearted and responsible nature. Sir Chief is a successful businessman who runs a bakery and is a devoted father to his children. His character is often seen balancing work and family life, showcasing the importance of love and responsibility. In the series, Sir Chief develops a romantic relationship with the main female character, "Maya", played by "Jodi Sta. Maria". Their love story unfolds amidst various challenges, highlighting themes of family, friendship, and personal growth. The show gained a significant following and contributed to the popularity of both actors in the Philippine entertainment industry.