You really took a bold step by leaving the other bus that having completed because no one knows when it would have filled. So happy as well that you didn't miss the text also.
Now, talking about your friend back then in secondary school it is a disheartening act, however situations like this are might for us for learn our lessons.. Most of the individual who will call friends are not really true friends, many are staying with us just because of what they will gain from us...