Complex sentence: Later, when Robert is believed to be dead, Vittoria falls into pits of despair and when Robert miraculously materialises in front of her after his supposed death, she is overjoyed and they kiss, becoming romantically involved with each other.
Split into simpler sentences: Later, when Robert is believed to be dead, Vittoria falls into pits of despair. When Robert miraculously materialises in front of her after his supposed death, she is overjoyed and they kiss, becoming romantically involved with each other.