Characteristic of Weapon Offering Striking Power

The Dagger(+1) can be purchased from the [Arms Dealer] Gargameth and the [Elemental Scroll (Low Class Item)] from the [Elemental Scroll (Low Class Item) Charon! Be sure to remember that it is the [Elemental Scroll (Low Class Item)]

Explanation:
Go to Gargameth and purchase a Dagger(+1) then go to Charon and purchase an Elemental Scroll (Low Class Item). Use the Anvil to upgrade the Dagger to (+1) with Elemental and return to Hepa