I love, love Gil and Oz both so much! I just wanted to share the opening with you and this is a great manga to read and a fair well anime to watch. Also I love Lacie's Melody so that we be here too. 

Badam. See, Lacie's Melody.

https://youtu.be/5wTK6_kaPvU

And the opening.

https://youtu.be/0Y4taQosGFs