Beautiful Omega Only Wants Tentacle Cuddles After Substitute Marriage [Interstellar]

[Synopsis] Jiang Zhan is the true young master of the Jiang family who was lost outside. After returning to the Jiang family, he discovers that his parents' affection and the recognition of their social circle have long been given to the fake young master who usurped his place. Because the fake young master doesn't want to marry the Alpha Marshal who turned into a monster after being contaminated, and to avoid implicating the family, Jiang Zhan, an Omega who shares the same birth characters as the fake young master, can only substitute for the marriage. Everyone thinks Jiang Zhan must be weeping every day. In reality— Jiang Zhan can't get enough of the monster's sticky tentacles: "Hehe, l...