To LOVE-Ru

Synopsis

The SUV is halted due to a huge hole in the ground. They are picked up by Saki in her helicopter. However, it is sent plummeting to the ground from an air assault. Saved by Golden Darkness, they continue their race. They are stopped by slimes, but with the help of his companions, Rito manages to get past them. He then encounters these alien plants which release a gas; sending him into a dream state. Nearly losing to the dream, he is awoken by the voice of Haruna. He finishes the race, and in a turn of events, he finds himself marrying Lala. Lala however, drops the marriage, saying she wanted to consider Rito's feelings. Wanting to start over, Lala brings out a new gadget and erases everyone's memories of her. However, the following day, when she transfers to the school, she is greeted by her class. Like all her other inventions, this gadget was faulty, and everyone was able to keep their memories of her.

(Source: Wikipedia)