In the book "Onyx" by Jennifer L. Armentrout, a deeply emotional moment unfolds when the character experiences heartache. The phrase "My heart cracked" underscores the sheer intensity of the feelings involved, highlighting vulnerability and pain. This sentiment is intensified by the recognition that Daemon, typically strong and proud, is in a position where he must plead, showcasing a profound shift in his demeanor.

This moment marks a significant turning point in their relationship, revealing layers of both characters that may not have been evident before. The juxtaposition of Daemon's usual assertiveness with his unexpected vulnerability emphasizes the depth of the situation and the stakes involved, resonating with readers who understand that even the strongest individuals can face moments of desperation.