Writhing Demon's Soul - Demon's Souls Guide - IGN

Writhing Demon's Soul is a boss soul dropped by the Leechmonger. Leechmonger can be encountered in the first zone of the Valley of Defilement Archstone

Valley of Defilement Walkthrough - Demon's Souls Guide - IGN

Stonefang Tunnel Walkthrough - Demon's Souls Guide - IGN

9 Demon's Souls Tips to Get You Started - IGN

Stonefang Tunnel Walkthrough - Demon's Souls Guide - IGN

Demon's Souls [Walkthroughs] - IGN

Essential Tips and Tricks - Demon's Souls Guide - IGN

Walkthrough Demons Souls Wiki

Colorless Demon Soul

Stonefang Tunnel Walkthrough - Demon's Souls Guide - IGN

Valley of Defilement Walkthrough - Demon's Souls Guide - IGN

Stonefang Tunnel Walkthrough - Demon's Souls Guide - IGN

Magic - Demon's Souls Guide - IGN

Demon's Souls Remake - The Tunnel City Walkthrough - Neoseeker

Stonefang Tunnel Walkthrough - Demon's Souls Guide - IGN