The Door Into Summer

In a mind-bending journey through time, robotics engineer Soichiro Takakura awakens in 2025 after decades in cryosleep to find his world has changed beyond recognition. Determined to reunite with his adopted sister Riko and reclaim his lost past, Soichiro embarks on a thrilling quest that takes him from the cutting-edge technology of future Japan to the gritty underbelly of his own time. Based on the classic science fiction novel by Robert A. Heinlein, "The Door into Summer" is a captivating exploration of love, loss, and redemption set against the backdrop of one man's desperate bid to alter the course of history.