Green Lantern #7

In 2178, Doctor Fred Gibson journeys to Jupiter in search of his missing fiancée, Elsa, only to find her in the care of his rival, archaeologist Phil Travis. When Travis struggles to save her, Gibson uncovers ancient Jovian technology tied to the legendary scientist Halfar Kal and the mysterious Droga Ray—a device that can transform a being into pure energy. With the ray’s power, Gibson becomes an invisible force to aid in Elsa’s rescue, setting in motion a choice that will change their lives.