Severus Snape stored all his secrets in the Pensieve, which were delivered to Harry Potter by Lucius Malfoy one day.
Harry Potter entered a pensieve and opened a door.
When the timeline was folded, it turned out that they could not escape this fate.
The overlapping eternity of four-dimensional space.
Harry Potter and Severus Snape's love is eternal.
Intention: Their love is eternal.