Iguana Girl - Season 1 Episode 4 Mom's Secret

In biology class, Rika passes out from the shock of seeing a slide of an iguana. Worried, Noboru decides to visit Rika's house to see how she's doing. However, Yuriko tells him not to get any closer to Rika, and sends him away. Of course, she doesn't mention anything to Rika about his visit. Noboru's last track meet is approaching, and Rika is thinking of going with Nobuko to cheer him on. Rika has been watching Noboru run every since they were very young. However, on the day of the track meet, Yuriko wants to take Rika shopping...