Things hidden deep in an inconspicuous corner are sometimes turned out inadvertently, and the dust on them is blown away. The familiar touch can always take you back to the past. Bits and pieces that have long been forgotten may resurface with a related incident, causing sadness and regret. Old friends who have not seen each other for many years will sometimes suddenly think of the crazy days or the misunderstandings. After letting each other go, who will be lingering in love, love, pain, hate and hate?