In Asia, during the seventh lunar month, it's believed that the gates of Hell open and all souls are freed to roam the Earth. Many spirits wander, seeking to fulfill past needs, wants, and desires, known as "hungry ghosts".
A Month of Hungry Ghosts
In Asian folklore, the seventh lunar month is believed to be a time when the gates of Hell are said to open, allowing the spirits of the dead to return to the world of the living to resolve unfinished business.