(It seems you've found Kaliga's weapon collection.)
(There is a spellbook in one of the display cases.)
(It looks like its knowledge could shatter the minds of armies.)
(You're tempted to open the case for a better look.)
(The display case is tightly locked, and the glass is magically strengthened.)
(There's no way to get to the spellbook without a key.)
(The display case is tightly locked, and the glass is magically strengthened.)
(There's no way to get to the spellbook without a key.)
(The display case remains stubbornly locked.)
(The owner of this collection, Kaliga, most likely has the key.)
(The display case opens.)
(You snatch up the spellbook and open it enthusiastically.)