Goddess of War: Ashley II

[Game Introduction]
"Goddess Of War Ashley Ⅱ" is a vertical scrolling flight shooting game. The player controls the protagonist fighter to fight the enemy in the air.

[Game Control]
Players can control the game through keyboard, keyboard + mouse or gamepad.

[Game Features]
Players can get diamonds by destroying enemy planes, and diamonds can be used to upgrade the protagonist's fighter planes in the supply station. The types of upgrades include the number of bullets, the power of bullets, lasers, shields, large-area attack weapons, and more.
After shooting down key enemy planes, escort fighter planes will be dropped, which can increase firepower when equipped.
Players can gain experience when they hit enemy planes. After the experience is full, the main guns and secondary guns of the fighter planes will be upgraded. After reaching the maximum level, the protagonist will enter a state of blood.

Source: Steam Store Description