Looking for Tamashi no Doukoku / 魂の慟哭 and Shinku no Ryohata / 深紅の呂旗 -The ONE-
The first one is from an old visual novel Lost Child https://vndb.org/v1183.
The second one is by kirina from Shin Koihime † Musou ~Moeshouden~ https://vndb.org/v3987
I would like to get whatever ost, album, or single...