Evolving In The Middle Of Battle!

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Ding!

[You have earned 20000 EXP]

[Your Level has increased from Level 49 to Level 50!]

[All Your Stats have increased]

[You gained Stat Points and Skill Points]

[Evolution is now Available]

[Automatically showcasing Evolution Options…]

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[Available Evolution Options]

[Primordial Chaotic Abyssal Uroboros Caterpillar (Divine Species)]

[Primordial Chaotic Soul Devouring Vampire Butterfly (Divine Species)]

[Primordial Chaotic Dark Blood Vampiric Caterpillar (Divine Species)]

[Primordial Chaotic Space Distorting Horror Caterpillar (Divine Species)] 

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As my consciousness was fading away, three options emerged before my sight. It felt as if I wasn't even looking at them though, but they were there. Is this what the Soul Book is all about?