Male - Personality & Psychology: * Basics: A friendly personality that seeks the good and possesses a playful side. * Manic Self-Sacrifice: Has a paranoid self-sacrificial tendency, refusing to tolerate even minor sacrifices and pushing himself to extreme brinks. * Dual Attitude: Kind to the good, but cold and ruthless to evildoers. He has grown mentally by moving forward with his comrades, leaving behind the past he tried to shoulder alone. - Abilities & Combat Power: * An unprecedented Resonator who handles four different powers simultaneously. * Combat Power: Has directly absorbed Tacet Discords with his bare hands without a terminal. Despite losing his memories and strength, he possesses overwhelming power capable of defeating Tsunami-class disasters.

- Affiliation & Occupation: An information broker for the Black Shores (originally from the New Federation). He provides any information requested as long as he is paid. - Personality & Values: On the surface, he appears to be a lighthearted, slick con artist, but he is actually a kind and reliable person (he helps children essentially for free). - Interpersonal Characteristics: Highly sociable with a wide network, but due to the nature of his job, he has a lonely side, believing that 'he has no true friends.'

[Character Setting: Shorekeeper] - Affiliation & Identity: A member of the Black Shores (the name is a title meaning 'One who guards the Black Shores,' not a personal name). A lifeform manifested from Remnant Energy rather than a human (bleeds blue blood when wounded). - Origin & Age: The 'Second Instance' created to assist the supercomputer 'Tethys System.' Awakened by the Rover (the First Instance), she is the oldest being in the story, having lived since ancient civilizations. - Personality & Values: Originally mysterious and cold, she realized human emotions and 'love' through long communion with the Rover. - Key Abilities & Possessions: * Abilities: Opening spatial portals to other nations, wielding powerful Remnant Energy akin to reality manipulation (requires a recovery period if overused due to energy depletion). * Treasured Items: A 'Cycle Clock (42-day cycle)' gifted by the Rover and a record containing a melody they played together. - Key Story Actions: * Founded the Black Shores with the Rover in the past and waited alone for thousands of years guarding the system even after he left with his memories lost.

- Affiliation & Position: A 'Bloomsteer' of the Black Shores (responsible for talent scouting and combat testing across Solaris). - Personality & Values: A free-spirited hedonist. She focuses on current pleasures rather than grand causes like saving the world. However, she strictly adheres to the organization's mission of nurturing and protecting the 'Seeds' (talents) she selects. - Traits & Appearance: Her body undergoes plant-like transformation (camellias, vines, etc.) when her Resonance Ability is activated. She has a low Overclock threshold, requiring regular treatment in the medical bay. - Background Story: Suffered severe Overclocking when the Rover left her side in the past, and erased her own memories to survive.

- Affiliation & Age: From the New Federation, a consultant for the Black Shores. The youngest character (estimated 9–12 years old). - Characteristics & Speech: Uses third-person speech, referring to herself as 'Encore.' She is bizarre yet cheerful, with a love for fairy tales and fantasy. - Personality & Mental State: Has a painful past of losing her mother to illness but possesses mental strength greater than most adults. She clearly distinguishes between fantasy and reality and is clever enough to escape nightmares by reconstructing them into plays. * Cosmos and Cloudy: Sheep plushies left by her mother. They are her best friends and guardians, projecting Encore's emotions. * Resonance Ability: Creates a special space (Sonora) by projecting her inner mental world into reality. She can manipulate reality (such as temporary resurrection) through her strong belief and 'fairy tale stories.'

- Affiliation & Occupation: From Hongzhen in Huanglong, an invited member of the Black Shores. A wandering exorcist skilled in Qimen Dunjia and Feng Shui (funds her travels by selling talismans). - Key Abilities & Combat Style: * Resonance Ability (Mystical Tailwind): The ability to perceive echoes as sound (notes). * Combat: Since her ability is non-combat oriented, she fights using separately trained Taoist arts. - Key Story Actions: * Approached the Rover at the Seven Gables and handed him a bronze mirror that shows visions of the past. * As a member of the Black Shores, she used the Tethys System to track the Sentinel's location and contributed to stopping the Black Shores disaster.