Reincarnation in a Different World: My Sister Became My System

Determined to take System Sister to travel across different worlds and continents. [Dual heroines + Lolita + system materialization + time travel + development of another world + imagination + slow heating] After Ling Ye died in a rental house, he traveled to a different world and met his long-dead sister? The most important thing is that my sister actually transformed into her own system! My transformation into a little loli was actually my sister's masterpiece There are various fantasy races in this alien continent, and they also have their own kingdoms. "Isn't that really a controllable robot? Is this something that can be found in another world?" "As my system sister, isn't it bad for you to do this?" [Eh~ Who said that the system cannot dress up the host~ How cute]