Glorious golden key. Typically, the key is not used to it.

[iRO Description]
The Episode 13.1 Poporing Key allows early access to the Episode 13.1 content, on Valkyrie, to the character holding it.
The Episode 13.1 Poporing Key will disappear on 007/07/09 during maintenance;
at that time, the Episode 13.1 content will be fully available to everyone on Valkyrie.

This item can be put in storage.
Cannot be dropped or traded.