This is 'The Witch and the Hundred Knight 2' DLC 'Healing Item Supply Set'.
By purchasing it, you will be stocked with as many healing items as you are capable of carrying.

Software subject to license (us.playstation.com/softwarelicense). Online features require an account and are subject to terms of service and applicable privacy policy (playstationnetwork.com/terms-of-service & playstationnetwork.com/privacy-policy). One-time license fee for play on account’s designated primary PS4™ system and other PS4™ systems when signed in with that account.

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The Witch and the Hundred Knight is a trademark of Nippon Ichi Software, Inc. Licensed to and published by NIS America, Inc.