Girls' Day! Introducing Ran-chan - Ran-chan's Invitation

Synopsis

Ataru is enchanted by a doll that takes him to Ran, Lum’s childhood friend, who is not so joyful about old times when the topic of Rei comes up. Ran invites Lum and Ataru into her spaceship for a farewell party, but Lum doesn't believe she has given up on sucking Ataru's youth.