I am a freeloader in the anime world

(Also known as: I am a gigolo in the world of anime, I am supported by the heroines in the world of anime) Anime, Oregairu, Aoboro, Passerby Heroine, The Burden, Shikimori-san, My Stepsister's Life, The Quintessential Quintuplets, Angel Next Door and other daily love stories, as well as magical supernatural stories such as The Ancient Magus' Bride, Charlotte, Date A Live, etc., will be added later according to the needs of the plot. (The plot of the magical supernatural stories will be in a later position, and it has already been written. The latest chapter has the appearance of the characters of the date.) Su Yang, a patient with congenital immune system defects and ALS, is fortunately rich and does not let him die early. Until one day, a person who traveled through the system found...