Embark on a perplexing journey in "僕の妹が死んだ" (My Sister is Dead), a captivating word game developed by GOLDEN DOG K.K. This Android game challenges you to unravel a mysterious truth by solving puzzles and uncovering clues.

As you dive deeper into the enigma, a list of suspects emerges. However, their testimonies present a "certain contradiction" that adds another layer of complexity to the case. Can you identify the culprit?

With its engaging gameplay and intriguing storyline, "僕の妹が死んだ" offers a unique twist on the word game genre. Test your deductive skills and unravel the truth behind your sister's demise in this captivating free game.