Quoted By:
"Happy birthday, nee-san!"
Considering Rin is an important figure for Sakura, how much can Sakura and Rin make up for all the time lost when they were separated? Sakura wants be happy without being dependent on her senpai and regaining a relationship with Rin might be the first step towards that, but I'm sure it will be difficult because of the grudge she still feels towards Rin for neglecting her.