youre at the barrier seeing your friends being held by a string with thorns littered on it, then Flowey would pop from the ground

Flowey:You IDIOTS...while you were all having your pow-pow. I took the human SOULS! And now, not only are those are under my power... But all your FRIENDS' SOULS are gonna be mine, too! And you know what the best part it? It's all your fault. It's all because you MADE THEM love you. Now I can become my TRUE FORM! flowey would eventually become asriel