I still think Sakura will learn the whole truth through other people—maybe through Mio and the people living in the old house, or perhaps during a heated argument before breaking up where the playboy reveals his meeting with Shinobu in chapter 130. If Shinobu meets Sakura, he might hide certain things and frame the story in the gentlest way possible. The moment Shinobu meets Sakura again might be when Sakura is breaking down after finding out the truth, and Shinobu comes to save her; then Sakura will ask, 'Do we still have a chance?' and Shinobu will reply, 'Sorry, the one I love right now is Fumi-chan.