完整原文
Last month, my best friend and I planned to attend a concert together, but due to a miscommunication, I arrived an hour late without informing him. He was visibly upset and left the venue immediately, which made me feel guilty and confused about our friendship. The next day, I called him to explain that my phone battery died unexpectedly, and sincerely apologized for not finding alternative ways to contact him. Although he initially seemed hesitant, he eventually accepted my apology and admitted his own lack of patience, which strengthened our mutual understanding.