Demon Slayer: Starting from a Succubus Physique and Becoming the Strongest

[Multiple heroines] [System flow] [Succubus physique] [Invincible] Overtime social worker Tetsu Uesugi opened a strange pop-up window with his hand, and when he opened his eyes again, he fell into the bloody forest of the Demon Slayer World! He was chased by evil spirits at the beginning, and his life was hanging by a thread. Everyone thought that he would be reduced to food rations in the next second. Unexpectedly, he sneered and the dual cultivation system was bound on the spot! As long as you get the favor of a female character with high luck, you can skyrocket your points, exchange for magical skills, and gain full mastery of breathing techniques. With very little effort, you will gain incredible rewards! Starting from the Butterfly House, he stepped into the Shura Field and embarked on the road to invincibility! Huazhu rescued her gently, Zhongzhu was hard-mouthed and confused, Shanahu made a choice for him for the first time, and Lianzhu blushed for him! Yesterday he was just an ordinary person who accidentally fell into the ghost world, but today he is a peerless monster who unsheathes his sword and cuts off the string, penetrates the world and breaks all laws, and burns all the ghosts with his breath of the sun! Tired? One slash! Winding? Kill anyway! Muzan was furious, everyone was shocked, and the entire Demon Slayer Squad began to realize that this man was rewriting everyone's fate!