Plasma, often referred to as the fourth state of matter, is an electrified gas of charged particles that exhibits collective behavior. From the fiery corona of the Sun to the ionized trails of comets, from fusion reactors on Earth to the interstellar medium, plasma is the most abundant form of visible matter in the universe. Classical plasma physics, developed throughout the twentieth century, has provided a solid theoretical and experimental foundation for understanding such systems. However, as our scientific capabilities advanced, we began probing environments that lie at the very edge of physical understanding conditions of extremely high densities, ultra-low temperatures, and intense electromagnetic fields. These frontier conditions demand a new framework of thinking, one where the laws of quantum mechanics become essential. This is the realm of quantum plasma.