GOG
1351831626 A Light in the Dark: Prologue Manga AR, AU, BR, CA, CN, FR, GB, ID, IN, JP, KR, NZ, PH, PL, TR, TW, USSteam
app/889630 A Light in the Dark - Prologue Manga AR, AU, BR, CA, CN, FR, GB, ID, IN, JP, KR, NZ, PH, PL, TR, TW, USsub/283571 A Light in the Dark - Prologue Manga AR, AU, BR, CA, CN, FR, GB, ID, IN, JP, KR, NZ, PH, PL, TR, TW, US