Talk:Restore Kangaxx's body/@comment-2A02:908:1E0:2E00:A58C:B395:4214:2E59-20190218124647/@comment-2001:16B8:2637:7500:50D:4461:E73F:4E1B-20190218195154

You probably found the door not to the second lich's lair, but to the Twisted Rune Building. To enter it, you need a Rogue Stone. The entrance to the second lich's house should be one of the doors next to that door (and is trapped, if memory serves).