Survive on a Deserted Island with Beautiful Girls

Ancient giants, modern humans, future technology, desert islands in chaotic time and space; stone age, power age, electrical age, rapid development of desert island civilization. Living on an uninhabited desert island, starting a system, Qin Tian started from scratch to survive. The goddess of the school flower, the blonde elder sister, and the runaway loli, I will all; train the golden eagle, collect the wolf king, and retreat the python, this desert island, I am the master!