Serena to go to school, and take care of the 93 - year - old grandma. Serena often pick up the phone and grandma myself. (Lin liu from photo) Lin liu help grandma with a quilt. Serena chopping vegetables in the kitchen. Open "K song of the APP's personal account, sweet a cheerful songs is serena, repeating her mantra: serena" ah, so embarrassed!" Shining on the home page, thumb up his best friend's headshot. However, it...