[ギャランがドゥー! (見習い雑兵)] オタク友達にある日突然おちんちんが生えたら…！？

[Gal and ga Do! (Minarai Zouhyou)] Otaku Tomodachi ni Aru Hi Totsuzen Ochinchin ga Haetara...!? - The Day My Nerdy Friend Suddenly Grew A Penis! [English] [A Cool Person]