What is the fine-grained topic of the following text: Ceara's interlude will be available to all players that have completed the non-Redeemers portions of the Corruption of the Goddess update, but be warned: Ceara's journey will not be an easy nor simple one... and in Vindictus, not all stories end well. Only return the topic.
Availability and difficulty of Ceara's interlude in the Vindictus game update.