In April 2017, Lights announced the forthcoming release of her fourth studio album, Skin & Earth. A comic book series designed by the singer accompanied the release of the record, with the first edition published in July 2017. New music was released with each edition on a monthly basis until the album was released in full. On May 28, Lights released a snippet of the first single on an online map of the world in her comic's Instagram account. On June 8 she released a second snippet of the song, and revealed the title, "Giants", on June 15. "Giants" and its accompanying music video were released on June 23. The song peaked at number eighteen on the Billboard Adult Top 40 chart. On July 14, Lights released a promotional single from the album, titled "Skydiving".  The album was made available for pre-orders on August 11, 2017, and was released on September 22, 2017.  Lights released the song "Savage" on August 11, 2017, followed by "New Fears" on September 15, 2017. The album track "Fight Club" is featured in the game Just Dance 2018, released in October.  On November 7, Lights announced the "We Were Here Tour" with Chase Atlantic, Dear Rouge and DCF.  In January 2018, Lights embarked on the tour across North America, where she played 46 shows, in support of the album.  On February 2, 2018, Lights released the music video for her song "We Were Here".  She joined Young the Giant's fall tour in October as the supporting act.