So please, come back safely. "Onee-sama"! After incapacitating Junko, the "Onee-sama", the isekai reincarnator Hinako and her group are collecting save points and planning their next move to escape from the royal capital. However, multiple eyeballs and a giant cannon from the battleship in the center of the royal capital are watching them. "Those who have are truly terrifying. Therefore, we humans, who have not, can only rely on such tiny weapons." An isekai reincarnation fantasy where the bond between a lady and a giant, two individuals from different races and backgrounds, is formed. Volume 4.