Henri was raised by religious in a convent and lived with them until the women, now elders, moved, leaving him alone. Henri fixes lamps. Since his young age, he's been replacing burned light bulbs and illuminates people's lives. After following signs, he finds himself working in a lamp company. Through his new work, he meets an old man trying to never forget his glory days and a blind woman, teller in an adult cinema, with whom he falls in love.
A much-needed boost, in the form of a new factory, is promised to the residents of the tiny fishing village St. Marie-La-Mauderne, provided they can lure a doctor to take up full-time residency on the island. Inspired, the villagers devise a scheme to make Dr. Christopher Lewis a local.