In "Thankless in Death," Sinead expresses profound gratitude for Roarke's presence in her life, which has provided her with a sense of hope after enduring many difficult years. She reflects on the darkness that permeates the world, acknowledging that her Irish heritage helps her understand the shadows that others might overlook. Through her conversation, she emphasizes the importance of recognizing and cherishing the light amidst the darkness.

Sinead’s heartfelt words to Roarke reveal the deep connection they share, underscoring her belief that his actions hold significant value beyond mere legality. She urges him to remember the impact he has on others, referring to him as her light. This moment captures a blend of sorrow and appreciation, highlighting the resilience of the human spirit in the face of despair.