Spanning centuries and space, 'Sea of Tranquility' weaves an intricate tapestry where the threads of art, time travel, love, and a devastating plague intertwine. In 1912, Edwin St. Andrew, ostracized from society, encounters the haunting music of a violin in the Canadian wilderness, forever changing his destiny. Centuries forward, as a pandemic engulfs Earth, author Olive Llewellyn pens a novel on the second moon colony that echoes Edwin's mystical experience. Amidst the turmoil, detective Gaspery-Jacques Roberts embarks on a quest, unraveling a history marred by madness, isolation, and the potential to alter the universe itself. Emily St. John Mandel presents a tale of connectivity and the human condition, knitting together lives through time and the echo of a single melody.