Online are the full episodes of the anime Blue Drop, a Japanese cartoon with English subtitles (for those who are Japanese impaired).  Blue Drop science fiction yuri manga created by Akihito Yoshitomi. In Japan, Blue Drop aired between October 2, 2007 and December 25, 2007.

Blue Drop begins with aliens winning a war and taking control of the Japanese government.

Mari meets Hangino the school idol and class representative. Hagino seems calm and collective but when she touches Mari hand the viewer sees her freaking out and trying to strangle Mari. Mari is torn between anger and attraction to Hagino.

It turns out that Hagino is the caption of an alien battleship called Blue. Blue was seriously damaged during the last war and hidden. Hagino blended into human society and continued reconnaissance.

Watch Blue Drop Episodes Online
Catch full episodes via this link