Exhaust her dialogue to receive the Sitting Sideways gesture and the Spirit Jellyfish Ashes
Find the Chrystalids’ Memento inside Stormveil Castle
From the Rampart Tower site of grace, head outside and jump down onto the rooftops above the courtyard, drop down onto the side path, not into the courtyard, and head through a door opposite the stairs, follow this route until you see a Hanging Giant, below this giant is the Memento
Return to Roderika at night and give her the Memento, if she isn’t there skip to the next step
Talk with her twice at the Roundtable Hold, resting between each dialogue exhaust
