d, his phone received another message from his sister, with only two words: "Keep it secret."Li Er quickly sent an OK emoji and then, after some thought, gave her a thumbs up.He gave someone a call to...s teacher must also be a doctor. Doctor girls are good, like Yan Yan.""Sister, brother-in-law," Song Jiuzhou came before them, first hugging his sister, then his brother-in-law. It seemed that they ha...