phoenicas
After a successful alien attack on earth, only 6 humans escaped. Five are onboard non-firing space vessels and one (you) is piloting the only remaining fighting craft. Your mission is to guard the vessels on the journey to safety. Aliens will attack the convoy and try to kill you and abduct the... Phoenicas is an arcade musical 2d shooter in the styles of defender, exerion, phoenix, ikaruga and space invaders. ... The defender-like mechanic of protecting humans and rescuing them right from the hands of the abductors dramaticises the gameplay experience.
http://www.phoenicas.com/phoenicas/phoenicas_demo.exe - 16Mb - Download - Screenshot