Jesse's secret

Jesse has been living his dream! After getting a second chance in life, he turned said life upside down and become a lifeguard on the world wide known Bondi beach.
Not only found he a new purpose in life thought, he also found a new family within the service. Which only makes him all the more happier.
What his chosen family however doesn't know, is that he has a younger sister. A very well known singer, who also was the reason why he changed his life to begin with.
What will happen if his sister needs rescuing herself from the crashing waves of his home beach. Even worse is the conditions his sister is in because of the rare and dangerous health issue she battles for years now.
Will Jesse be able to save his sisters life? Will his brothers in blue help him do so? Or are they holding him back in fear of what he is on about.