Quests/Okeanos

Third Singularity - Sealed Ends of the Four Seas: Okeanos

Main Quest | Free Quests | Interludes

The Okeanos area was added to the game on November 5, 2015 (JP) and September 28, 2017 (EN). It is the location of Chapter 3 of the main story.

Main Story Clear Reward:

• Free Servant: 3★ David
• Unlocks the summoning of 4★ Medea (Lily) in all Quartz-Type Summoning.

Unlocks Interludes:

Servant	Requirement	Interlude Reward	Interlude
Anne Bonny & Mary Read	Bond 2, 1st Ascension, clear Okeanos	NP Upgrade C+ to C++	Capture Captain Kidd's Treasure
Asterios	Bond 3, 1st Ascension, clear Okeanos	NP Upgrade EX ► 'EX' (Further decreases the Attack and Defense of all enemies by 40% (1 turn))	This Hand, For You
Atalante	Bond 3, 1st Ascension, clear Okeanos	Skill Upgrade Beyond Arcadia B ► A	Smile of the Goddess
Edward Teach	Bond 1, 1st Ascension, clear Okeanos	1 Saint Quartz	A Man's Battle
Francis Drake	Bond 1, 1st Ascension, clear Okeanos	NP Upgrade A to A+	Treasure Island
Francis Drake	Bond 5, 3rd Ascension, clear Okeanos	1 Saint Quartz	Pioneer of the Stars
Hektor	Bond 3, 1st Ascension, clear Okeanos	NP Upgrade A- to A (Reduce all enemies' DEF (3 turns, was 1 turn))	Trojan Guardian
Medea	Bond 4, 2nd Ascension, clear Okeanos	NP Upgrade C to C+	Witch's Backyard
Medea (Lily)	Bond 2, 1st Ascension, clear Okeanos	NP Upgrade C- to C	Close Friend of a Witch
Orion	Bond 2, 1st Ascension, clear Okeanos	1 Saint Quartz	Unsweet Honeymoon
Tamamo Cat	Bond 3, 1st Ascension, clear Okeanos	1 Saint Quartz	Overflowing Wildness
Zhuge Liang (Lord El-Melloi II)	Bond 4, 2nd Ascension, clear Okeanos	1 Saint Quartz	Endless Sea
Zhuge Liang (Lord El-Melloi II)	Bond 5, 4th Ascension, clear Okeanos	NP Upgrade C- to C (Boost DEF down by 20% and Curse from 500/3 turns to 1000/6)	Truth of the Ascension